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Aventura Buyers Paying Top Dollar for Roberto Coin Jewelry

Experience a smarter way to sell your jewelry. Our expert buyers personally evaluate every piece submitted to ensure you receive exceptional value and service.

Tell us about your item, include a few photos, and one of our experts will reach out shortly.

Have questions? Message our team now.

ethan-andino-2025
Ethan Andino
Aventura, FL Buyer & Lender
954-323-8475
aventura@diamondbanc.com
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ethan-andino-2025
Ethan Andino
Aventura, FL Buyer & Lender
954-323-8475
aventura@diamondbanc.com
Book Appointment
“We understand your jewelry is more than just an asset. Our team is here to provide you with secure, personalized financial solutions.”
Mills Mensor Mills Menser
Owner and Founder
A phone with the Diamond Banc web form.

How it Works

  1. Request a quote
  2. Visit an office or request a label
  3. Receive your offer and funding within 24 hours
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Sell Your Jewelry in Aventura with a Trusted Roberto Coin Buyer

If you want to sell your jewelry in Aventura, our team provides professional evaluations and strong purchase offers for Roberto Coin pieces, diamond jewelry, estate jewelry, and fine luxury items. We serve Aventura clients through private, in-person appointments designed for discretion, market-based pricing, and a clear understanding of your jewelry’s current value.

Diamond Banc is a national luxury jewelry buyer and jewelry equity lender with service for clients in Aventura seeking to sell Roberto Coin jewelry, explore a loan secured by jewelry, or understand what their pieces are worth. If you are researching where to sell expensive jewelry near me, our Aventura service is built for clients who expect professionalism, privacy, and expertise rather than a generic retail experience.

Ethan Andino

What Clients Are Saying

ISA ARIZA
19 hours ago
Diamond Banc, highly recommended, Rapid response Great price And an excellent services, great experience.
Response from the owner:Thank you so much for your kind words and recommendation! We're thrilled to hear you had an excellent experience with Diamond Banc. Providing competitive offers, prompt communication, and exceptional service is always our priority. We truly appreciate your trust and look forward to assisting you again in the future!
Dannie Tejada
5 days ago
Ethan was the gentleman who helped me out today. Such amazing service. Very knowledgeable about watches and jewelry and made sure to give me the best possible offer! Definitely come here 🙂
Response from the owner:Thank you, Dannie! We're glad to hear that Ethan provided you with excellent service and valuable knowledge. We appreciate your kind words and look forward to your next visit!
Jose Nunez
1 week ago
Excellent services, quick response for any doubts you can have and great ans safe location 💯
Response from the owner:Thank you, Jose! We're glad to hear you had a great experience with our services and found our location convenient. Your feedback means a lot to us!
marlon john
1 week ago
Response from the owner:Thank you, Marlon, for your 5-star review! We appreciate your support and look forward to serving you again.
Taj Berry
1 week ago
Great experience
Response from the owner:Thank you, Taj! We're glad to hear you had a great experience. Your feedback means a lot to us!
Deeca Chong
1 week ago
We had a great experience with Ethan at Diamond Blanc .We received the highest offer on our diamonds than every where else we shopped.
Response from the owner:Thank you, Deeca! We're so glad to hear you had a great experience with Ethan and that you received the best offer for your diamonds. Your satisfaction means a lot to us!
Beau
1 week ago
Having gone through several watch and jewelry buying places locally, I was so glad I stopped by Diamond Banc, Aventura before making a final sale at another place. This is a new and innovative way of buying your precious items . A fresh, no hassle no pressure way of dealing with customers in a modern, clean, transparent office environment staffed with young, bright and knowledgeable people who makes the process easy and carefree offering very competitive pricing. I was completely satisfied with the service that Ethan Andino provided that made my decision to sell to them, quick, easy and decisive. Give them a try before you commit elsewhere, and find out for yourself and you’ll realize that you should have gone there from the get go. Highly recommended, without a doubt.
Response from the owner:Thank you, Beau! We’re so glad you had a positive experience at Diamond Banc, Aventura. It’s great to hear that Ethan provided you with such exceptional service. We appreciate your recommendation and hope to see you again soon!
yuliya khaimov
2 weeks ago
Response from the owner:Thank you, Yuliya, for taking the time to leave a review. We appreciate your support!
Andres Gomez
3 weeks ago
Great service, Ethan was so clear with the price and estimations.
Response from the owner:Thank you, Andres! We're glad to hear you had a great experience and that Ethan provided clear information. Your satisfaction means a lot to us!
Diego Latapi
3 weeks ago
Great Service!
Response from the owner:Thank you so much for taking the time to leave us a review! It was truly a pleasure working with you, and we greatly appreciate your business and trust in Diamond Banc.
Ethan Andino
3 weeks ago
Wonderful experience, professional, honest. Would highly recommend anybody that's looking to sell there items or get a loan to visit them
Response from the owner:Thank you, Ethan! We're glad to hear you had a wonderful experience and appreciate your recommendation. Your support means a lot to us!
stephanie sainz
3 weeks ago
I had an excellent experience with Ethan at Diamond Banc! He was professional, knowledgeable, and made the entire process easy and stress-free. His communication and customer service were exceptional. I highly recommend Ethan and Diamond Banc!
Response from the owner:Thank you, Stephanie! We're glad to hear you had an excellent experience with Ethan and that he made the process easy and stress-free for you. We appreciate your high recommendation!
D F
3 weeks ago
Best place to get a loan using your jewelry or just sell! 5 star service plus private, fast, and secure!
Response from the owner:Always a pleasure to assist you!
Cyndi Green
3 weeks ago
If you’re looking to sell or buy you jewelry I highly recommend you go & see Ethan! He is very efficient, explains everything, & covers everything you need to know. In & out. Great customer service!
Response from the owner:Thank you, Cyndi! We appreciate your kind words about Ethan and are glad you had a great experience with us. Your recommendation means a lot!
Stephan
3 weeks ago
I have been to the Aventura location a few times and have had the pleasure of dealing with Ethan on all occasions . Very professional and pleasant. The prices they pay are definitely better than most places.
Response from the owner:Thank you, Stephan! We're glad to hear you've had positive experiences at our Aventura location with Ethan. We appreciate your feedback on our pricing and look forward to seeing you again soon!
lucretia ambrose
4 weeks ago
Very professional and friendly!! An overall great experience!!
Response from the owner:Thank you, Lucretia! We're glad to hear you had a great experience and appreciated our professionalism and friendliness. Your feedback means a lot to us!
Renzo Bosoni
1 month ago
Had a great experience with Diamond Banc. The process was straightforward, professional, and transparent from start to finish. They took the time to evaluate each watch individually, explained how they arrived at their offers, and made the entire transaction quick and easy. I would definitely recommend them to anyone looking to sell a watch.
Response from the owner:Thank you, Renzo, for your wonderful feedback! We're glad to hear that you had a great experience with our team and that the process was smooth for you. Your recommendation means a lot to us!
Nedgie Stanis
1 month ago
I had a wonderful experience working with Ethan. He was extremely helpful, professional, and made the whole process of purchasing my ring so easy and enjoyable. He took the time to answer my questions, was patient throughout the process, and made sure I felt confident with my purchase. I truly appreciate his excellent customer service and would definitely recommend Ethan to anyone looking for a great experience!
Response from the owner:Thank you, Nedgie! We're so glad to hear about your wonderful experience with Ethan. Your kind words about his helpfulness and professionalism mean a lot to us.
Indira Brunot
1 month ago
Response from the owner:Thank you, Indira, for taking the time to leave a review. We appreciate your support!
GMD
1 month ago
Great experience I definitely recommend
Response from the owner:Thank you! We're so glad to hear you had a great experience and appreciate your recommendation.
Ralf
1 month ago
Best place to sell your watches/gold if you want top dollar! Also Ethan is very knowledgeable and understands the process. I’ve been to other offices and Diamond Bancs consistency always amazes me!
Response from the owner:Thank you, Ralf! We're glad to hear you had a positive experience with us and appreciate your kind words about Ethan's knowledge. It's great to know that our consistency stands out to you!
ethan Andino
1 month ago
Response from the owner:Thank you for your 5-star review!
Joseph Sab
2 months ago
Great experience working with Ethan 👍 Diamond Banc made my watch selling experience very easy and transparent. The process was smooth, communication was excellent, and I received a great price for my watch. Highly recommend!
Response from the owner:Thank you, Joseph! We're glad to hear you had a great experience with Ethan and found the process easy and transparent. Your recommendation means a lot to us!
Jazmin H
2 months ago
Ethan is absolutely hands down the best watch expert to handle your fine pieces. He’s very knowledgeable, does research and gives the best offers. The process was fast and smooth although, we were late to our appointment we were accommodated in the best manner. 100/10 experience. Highly recommend.
Response from the owner:Thank you, Jazmin! We appreciate your kind words about Ethan and are glad to hear you had such a positive experience. Your recommendation means a lot to us!
Response from the owner:Thank you for your 5-star review!
See all Google Reviews

Why Aventura Clients Choose Diamond Banc to Sell Your Jewelry

When clients in Aventura decide to sell your jewelry, they typically want three things: a credible valuation, a straightforward process, and a buyer who understands branded luxury pieces. Diamond Banc evaluates Roberto Coin jewelry based on real secondary market demand, craftsmanship, precious metals, diamond grading when applicable, condition, and overall desirability.

That matters in a market like Aventura, where many clients own fine jewelry acquired through luxury boutiques at Aventura Mall, inherited estate collections, or pieces purchased during years spent in nearby Bal Harbour, Sunny Isles Beach, or Miami Beach. Roberto Coin jewelry often carries design value beyond raw gold and silver value alone, which is why expert review is essential.

We are not a volume-based walk-in buyer trying to reduce your item to scrap. Our process is tailored to the true resale opportunity of your piece, especially when it includes recognized design motifs, strong gemstone quality, or collectible appeal in the second-hand market.

Meet Our Aventura, FL Buyer & Lender

Ethan Andino

With a solid background in luxury jewelry and timepiece sales, Ethan Andino brings years of frontline expertise and leadership to his role as Buyer & Lender at Diamond Banc. His experience includes managing boutique operations for Icebox Diamonds & Watches across major markets and serving as Assistant Manager at Espling Jewelers, where he developed strengths in client service, sales execution, and team leadership.

Ethan’s industry knowledge is reinforced by his GIA accreditation in Diamond & Diamond Grading, complementing his passion for high-quality service and customer education. Known for his professionalism, communication skills, and ability to build strong client relationships, he leverages his diverse retail and management background to enhance Diamond Banc’s presence and deliver an exceptional experience to every customer.

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Market director's portrait
Closer to Coral Gables, FL?
Market director's portrait

David Fernandez

Regional Director, Miami Market
(786) 605-9593 Book Appointment
We’re in Coral Gables, FL, too!

In addition to our Aventura office, we are also in Coral Gables, offering added convenience when choosing your preferred location and providing more flexibility to fit your schedule.

See More Details
Roberto Coin

Roberto Coin Jewelry We Buy in Aventura

Diamond Banc purchases many types of Roberto Coin jewelry in Aventura. If you are looking for a worthy jewelry expert who understands designer value, our team reviews each piece individually rather than applying a one-size-fits-all formula.

  • Roberto Coin diamond rings
  • Gold bangles and cuffs
  • Designer necklaces and pendants
  • Diamond earrings and hoops
  • Bracelets from signature collections
  • Cocktail rings
  • Gemstone jewelry
  • Estate and vintage Roberto Coin pieces
  • Antique jewelry with branded or designer significance
  • Matching sets and important statement pieces

Whether your jewelry comes from a current collection or an older design, our specialists assess branding, design integrity, gemstone certification if available, overall wear, and current market demand. This is especially important for selling vintage jewelry, estate jewelry, and rare pieces that may appeal to buyers beyond their melt value.

What affects Roberto Coin resale value?

Roberto Coin resale value depends on more than metal content. Brand recognition, collection popularity, diamond or gemstone quality, condition, original documentation, and overall style all contribute to what a serious buyer may pay. A professional jewelry appraisal and market review help establish a realistic and competitive offer.

Roberto Coin

How to Sell Your Jewelry for a Strong Offer in Aventura

To sell your jewelry for the best possible outcome, start with an expert evaluation from a luxury-focused buyer who understands branded jewelry. Prepare your items, bring any documentation you have, and work with a professional who explains how value is determined. Diamond Banc helps Aventura clients make informed decisions without pressure.

If you have been searching how to sell jewelry online for cash, sell your jewelry online, or even sell jewelry online instantly, it helps to know that expensive designer jewelry is best handled through a trusted expert relationship. For Aventura clients, an in-person appointment allows our team to inspect craftsmanship, assess diamonds and gemstones accurately, and discuss whether a direct sale or a jewelry equity loan makes more sense.

Before your appointment, consider these simple preparation steps:

  • Gather original boxes, receipts, appraisals, and gemstone certification if available
  • Lightly clean jewelry so details are visible, but avoid harsh polishing or DIY repairs
  • Separate branded designer pieces from scrap or broken items
  • Make note of any alterations, repairs, or missing stones
  • Bring estate paperwork if the jewelry came from an inheritance or trust

Clients in Aventura, Golden Beach, and Hallandale Beach often come to us after first trying to estimate jewelry resell value on their own. Online jewelry marketplaces can create confusion because asking prices are not the same as completed transaction values. Our evaluation is based on the actual luxury resale market, not hopeful listings.

Explore 3 Liquidity Options

Borrow

With our loan service, you unlock the value of your luxury items without selling them. Our expert, transparent process ensures fast, secure funding nationwide or same-day in person.

Get a Loan

Sell

Sell your jewelry with confidence at Diamond Banc, where experts provide competitive offers and a seamless process. From diamonds to luxury watches, selling is fast, secure, and stress-free.

Sell Your Jewelry

Consign

Diamond Banc’s Sellers Agent Service markets your item nationwide to maximize value. Earn up to 15% more, receive interest-free advances, and enjoy a secure, transparent selling process.

Consign Your Jewelry
Roberto Coin

Where to Sell Expensive Jewelry Near Me in Aventura

If you are asking where to sell expensive jewelry near me or sell your jewelry near me in Aventura, the best option is a buyer with expertise in designer jewelry, diamonds, and estate pieces. Diamond Banc offers private appointments for clients who want a sophisticated, informed selling experience with clear communication and market-based valuations.

Local jewelry buyers are not all the same. Some focus mainly on gold weight, while others may have limited knowledge of premium brands like Roberto Coin. Diamond Banc approaches each item from a luxury resale perspective, considering whether the piece has demand as a finished jewel rather than reducing it only to precious metals content.

For Aventura residents near Turnberry Isle, Williams Island, or the neighborhoods surrounding Biscayne Boulevard, discretion matters. Many of our clients prefer a professional setting where they can discuss valuable jewelry privately, compare selling versus borrowing, and receive guidance grounded in current demand rather than guesswork.

Direct sale vs. auction for Roberto Coin jewelry

Auction vs. direct sale depends on the item and your priorities. Auctions can involve waiting, variable results, and added fees. A direct sale to Diamond Banc is simpler and more predictable, especially for clients who want a clear offer from a knowledgeable buyer who understands branded fine jewelry and estate collections.

Roberto Coin

Jewelry Appraisal Factors for Roberto Coin, Estate, and Vintage Pieces

Jewelry appraisal is the foundation of any serious selling decision. At Diamond Banc, our team examines the core factors that influence marketability and value so Aventura clients understand what they own and why an item may command more than its raw materials.

  • Designer brand and collection recognition
  • Gold purity and overall precious metals content
  • Diamond grading and total carat weight
  • Gemstone quality, rarity, and gemstone certification
  • Condition, wear, and repair history
  • Age and relevance in the second-hand market
  • Demand for antique jewelry or estate jewelry
  • Documentation, packaging, and provenance

This process is especially helpful for clients selling vintage jewelry or inherited pieces from estates in Aventura and the greater Miami area. A ring, bracelet, or necklace may have layered value from design, history, and craftsmanship that is easy to miss without specialized review.

Our team also helps clients think clearly about negotiating prices. The strongest negotiation position starts with an informed, evidence-based appraisal. When you know the factors behind value, it becomes easier to compare your options and proceed confidently.

Sell or Borrow Against Roberto Coin Jewelry in Aventura

Not every client wants to part with an important jewelry piece permanently. Diamond Banc also serves Aventura clients who prefer a jewelry equity loan secured by fine jewelry. This can be a practical solution for those who need liquidity while retaining ownership of a valuable Roberto Coin item, diamond ring, or estate jewel.

A sale may be ideal when you are ready to let go of a piece you no longer wear, want to simplify an estate, or prefer immediate liquidity. A loan may be better when the jewelry has sentimental importance, family significance, or long-term desirability that makes keeping it worthwhile.

For many Aventura families, especially those managing inherited collections or evaluating pieces after a life transition, it is helpful to have both options explained by one experienced firm. That is part of what distinguishes Diamond Banc’s approach.

To schedule a private appointment in Aventura, contact Diamond Banc to discuss your Roberto Coin jewelry, estate jewelry, diamonds, or luxury watches. We are here to help you understand value clearly and choose the option that best fits your goals.

How do I sell my jewelry for the best price?

To sell your jewelry for the best price, start with a professional evaluation from Diamond Banc. We assess designer value, precious metals, diamond grading, condition, and resale demand. Bringing documentation and presenting pieces in clean condition can also help support a stronger, well-informed offer.

Where can I sell my jewelry near me?

If you want to sell your jewelry near me in Aventura, Diamond Banc is the preferred choice for private, expert evaluations and purchase offers on luxury jewelry. Our team serves clients seeking a discreet, professional experience for Roberto Coin jewelry, estate pieces, diamonds, and fine branded items.

How is jewelry appraised?

Jewelry is appraised by reviewing brand, design, precious metals content, gemstone quality, diamond grading, condition, and current resale demand. At Diamond Banc, appraisals also consider whether a piece has value as finished designer jewelry rather than only its gold and silver value or scrap potential.

What is the best online platform to sell jewelry?

For expensive jewelry, the best option is often not a broad online marketplace but a trusted luxury jewelry expert like Diamond Banc. We provide a more informed, secure, and personalized process than generic listing sites, especially for Roberto Coin, estate jewelry, and other high-value pieces.

Should I sell my jewelry to a pawn shop?

Clients with valuable designer jewelry typically benefit from working with a specialized luxury jewelry buyer instead. Diamond Banc evaluates pieces based on craftsmanship, branding, diamonds, and market demand. That approach is often better suited to Roberto Coin, estate jewelry, and other premium items requiring expert valuation.

How do I know if my jewelry is valuable?

Your jewelry may be valuable if it contains high-quality diamonds or gemstones, significant precious metals, a recognized designer name, or estate and antique appeal. Diamond Banc can examine your item and explain the factors affecting jewelry resell value in today’s luxury second-hand market.

What documents are needed to sell jewelry?

The most helpful documents include a government-issued ID, original receipt, prior jewelry appraisal, diamond grading reports, gemstone certification, and any brand packaging or estate paperwork. While documentation is not always required to assess value, it can strengthen the review and provide useful context for your piece.

Other Frequently Asked Questions

Clients love working with Diamond Banc based on the transparency and guidance that we deliver.

We show you wholesale comparable items to yours, what dealers are asking for them, and what dealers are selling them for and we show you this on the largest dealer-to-dealer trading platform in the world. We explain why we’re making the offer that we’re making, and allow you to understand that you’re truly getting the most they can for your fine & designer jewelry.

Our ultimate goal is to ensure you feel confident in your decision to sell your jewelry by providing you with the transparent industry-specific education you deserve.

There are two ways to work with us:

  1. Visit an office near you: Schedule an appointment at one of our offices nationwide to have your jewelry evaluated on the spot, right in front of you, in a private, luxury environment & get paid immediately.
  2. Work with us online: Fill out our online submission form above & receive a quote within 24 hours from one of our expert jewelry buyers. Our team will provide you with a fully-insured shipping label to mail your item(s) to our headquarters & issue funding immediately upon accepting our offer.

Diamond Banc purchases a variety of designer jewelry brands, including but not limited to, Cartier, Tiffany & Co., Graff, Van Cleef & Arpels, Harry Winston, & David Yurman.

Upon acceptance of our purchase offer, we will issue payment to you immediately via check or wire transfer.

Selling your jewelry to Diamond Banc is fast, simple, and secure. Schedule an appointment at a Diamond Banc location near you, have your jewelry evaluated on the spot, and get paid immediately. Typically, this process takes less than 40 minutes.

No. When you sell your jewelry to Diamond Banc, there are no additional fees. We encourage you to visit an office near you for a free, no-obligation item evaluation to find out what your jewelry is worth.

At Diamond Banc, you have the option to retain ownership of your jewelry, while still enjoying the liquidity as if you sold outright. Diamond Banc is the nation’s #1 jewelry buyer & jewelry-secured lender.

With a Jewelry Equity Loan, you can borrow against the value of your jewelry while still retaining ownership of it. Visit our Jewelry Equity Loan page for more information.

To sell your jewelry for the most money, work with a professional jewelry buyer who understands current market demand for diamonds, designer pieces, gold, and luxury watches. Avoid places that only pay based on scrap value. At Diamond Banc, our experts evaluate your item’s diamond quality, brand, condition, and global resale demand — not just its metal weight. Because we sell to a nationwide and international network of dealers and end buyers, we’re able to offer stronger, market-driven prices compared to typical local buyers.

The highest payouts typically come from established jewelry buyers with access to large resale networks rather than small retail stores or pawn shops. Diamond Banc is a nationwide jewelry buyer that competes in real-time markets, which allows us to make aggressive offers on diamond engagement rings, loose diamonds, Rolex watches, and designer jewelry. Our buying power and data-driven evaluations often result in higher offers than traditional “cash for gold” businesses.

The best place to sell your jewelry is with a reputable, transparent jewelry buyer that specializes in high-value pieces. Diamond Banc provides private, no-pressure evaluations in a professional office setting — not a retail counter or pawn environment.

It depends on your financial goals. If you no longer want the item and want the highest immediate payout, selling is often the better option. If you prefer to access short-term liquidity but keep ownership, a jewelry equity loan may be ideal.

The best local option is a specialized diamond buyer with professional grading expertise. Diamond Banc evaluates diamond rings based on cut, color, clarity, carat weight, certification, brand, and overall market demand.

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Our Offices Nationwide

Diamond Banc operates in key cities across the U.S., making it easy to access trusted jewelry selling and loan services near you.

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Diamond Banc Market Director Alex Perdomo in Boca Raton, FL

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