Fast. Simple. Secure.

Diamond Seller's Agent

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.

kyle-cook-2025
Kyle Z. Cook
National Headquarters, Columbia, MO
573-875-2265
kyle@diamondbanc.com
Jordan Isaacs
National Headquarters, Sarasota, FL
941-877-5472
info@diamondbanc.com

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kyle-cook-2025
Kyle Z. Cook
National Headquarters, Columbia, MO
573-875-2265
kyle@diamondbanc.com
Jordan Isaacs
National Headquarters, Sarasota, FL
941-877-5472
info@diamondbanc.com
“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

From The Founder

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FAQs

A clear and comprehensive agreement sets expectations and protects both parties throughout the consignment process.

Merely displaying your jewelry in a case or placing it on a website is not sufficient in today’s competitive market. Look for a consignor who demonstrates a strategic marketing approach to maximize exposure and increase the chances of a successful sale.

Insurance coverage is crucial to protect your jewelry from unforeseen circumstances. Ensure that the consignor offers adequate insurance coverage and understands the importance of safeguarding your valuable item.

While specific timelines may vary, it’s important to have a general understanding of the consignor’s expected timeframe. This will help manage your expectations and ensure a timely sale and payment process.

Sell Your Diamond for More with Diamond Banc’s Seller’s Agent Service

We actively market your diamond to a national audience. Once your diamond is sold, we pay you the preferred selling price that was initially established. We handle all the logistics necessary to maximize your diamond’s value and desirability before it is offered for sale. This approach ensures that we share the goal of maximizing the value of your diamond. We are not compensated for our efforts until you are.

Maximize Your Earnings

  • Earn 15% more than our immediate purchase offer for your item.
  • Receive an interest-free advance of up to 50% of our original purchase offer, up to $25,000.

Selling Timeline & Terms

  • 20-business-day selling window to achieve the target proceeds.
  • If your item doesn’t sell within 20 days, you have until day 30 to repay the advance.
  • If the advance isn’t repaid by day 30, ownership transfers to Diamond Banc, and the remaining balance of our original purchase offer will be issued to you within 5 business days.

We implement an exclusive nationwide marketing strategy that prominently features your diamond on various platforms, including Rapnet.com, the world’s largest diamond dealer platform. Throughout this process, we prioritize the strict confidentiality of our clients’ identities.

Selling your diamond is a significant decision, with the ultimate goal being to receive the highest possible return, our Sellers Agent Service is designed to accomplish this goal.

Eligibility Requirements

  • Item verification protocols must be completed before seller advance funds are released.
  • The Seller’s Agent program applies to items valued at $5,000 or more.

GIA Certification Service

  • Eligibility: Offered to all clients with 1.00ct+ diamonds that do not sell immediately.
  • Complimentary with Transaction: When you complete your transaction with Diamond Banc, GIA certification is free.
  • Zero Obligation: If you choose to keep your diamond, you will simply pay the GIA fee at pickup.
A 15x magnification loupe beside a GIA certificate, examining a loose diamond with tweezers against a white background.

GIA Certification Pricing

Carat WeightPrice
1.00 – 2.99ct$275
3.00 – 5.99ct$465
6.00 – 9.99ct$990
10.00ct+Priced per transaction

Shipping & Insurance Fee of $90 per carat.

What Sets Diamond Banc Apart from Traditional Consignment Options?

When you entrust your diamond to us, we become your dedicated sellers’ agent. Our experienced team employs a comprehensive strategy to market your diamond across various platforms, connecting with a vast pool of potential buyers. This gives your diamond unparalleled exposure, maximizing its sale value.

We understand that your primary goal is to secure a successful sale and receive prompt payment. While many consignment sellers may promise high returns and boast of lofty selling prices, the reality can often be disappointing, with many diamonds remaining unsold and consignors left without payment.

At Diamond Banc, we believe actions speak louder than words. We prioritize integrity and embrace a modern, innovative approach to marketing your diamond. By investing our time and resources, we are committed to ensuring its successful sale. By aligning our interests with yours, you can trust us to strive for the maximum return on your investment.

When searching for a potential consignee, it’s crucial to ask the right questions. Focusing solely on the cut of the profits is irrelevant if the consignee cannot deliver an agreeable selling price or, more importantly, ensure a successful sale. Unfortunately, assumptions of a successful sale are all too common, often leading to disappointment.

Choose Diamond Banc as your trusted consignor, and experience the difference our Sellers Agent Service can make. Let us transform your diamond into its maximum return. Don’t settle for empty promises—rely on a consignor with a proven track record, a commitment to transparency, and a genuine dedication to achieving successful sales.

Contact Diamond Banc today to explore the possibilities and discover the financial potential of consigning your diamonds with us.

A GIA certificate beside a diamond ring, earrings, and bracelet, along with a check for diamond purchases on a marble surface.

3 Must-Haves When Consigning a Diamond

When considering where to consign your diamond, there are three essential factors you should prioritize. These must-haves ensure a successful and rewarding consignment experience:

Laser Inscription & GIA Certification:

For a natural diamond to be sellable, it must have a laser inscription and be GIA-accredited. This provides authenticity and adds value to your diamond. If your diamond does not possess these attributes, a reputable consignor should quickly offer to facilitate the process for you. Without proper certification and laser inscription, proceed with caution.

Standardized Consignment Agreement:

A standardized consignment agreement is crucial to establish clear terms and protect both parties involved. This agreement should outline important details such as the insurance value of your diamond, payment terms, any applicable fees, and the protocol for retrieving your item. Reviewing and understanding this agreement is vital to ensure a smooth consignment process.

Confidence in the Consignor:

When entrusting your treasured diamond to a consignor, it is essential to have confidence in their expertise, integrity, clientele, energy, and drive to turn your item into a check in your hand. Just as you would hesitate to leave your valued possessions with just anyone, a consignor in the jewelry business should inspire trust. Ask hard questions and seek answers that provide you with the assurance you need to make the right decision.

A Partnership Centered on Shared Success

From the start, Diamond Banc works with you to establish your preferred selling price and align every step with your goals. You never pay a fee until your diamond sells—ensuring our motivation is entirely focused on maximizing your return. This performance-based model means our success depends on achieving the best outcome for you.

Diamond shapes presented on a hand model

Expert Marketing & Complete Consignment Management

Selling your luxury timepiece or fine jewelry should be effortless and rewarding. Our experienced team manages every step—from authentication and professional photography to listing and negotiation.
We market your item across the most reputable national and industry-specific platforms, connecting directly with verified diamond buyers and jewelry collectors. Our goal isn’t just visibility—it’s real, measurable results. Every detail is handled with precision, care, and confidentiality.

Access Funds Before Your Item Sells

Need cash quickly while your item is being marketed? Diamond Banc offers interest-free advances of up to 50% of your estimated proceeds. When your item sells, you receive the balance immediately.
If your piece doesn’t sell within the initial timeframe, you have flexible options to either repay the advance or continue under updated terms—always with transparency and clear communication.

What Clients Are Saying…

Great service
Awesome and super friendly team, no hassle!
Friendly service!Went above and beyond.zHighly recommended
Amazing experience!! Fast and easy! Will use again!
Great people to do business with

Wayne jackson
Photo from customer review
Was great
Classy, professional, great attention to detail and getting it right. I felt seen and heard and respected. I highly recommend working with this organization.
Working with Christine to sell my ring was great! She was very warm and professional and made the process simple and easy. Highly recommend their services!
Working with Lyndsey at Diamond Blanc was absolutely seamless from start to finish. She made the entire process smooth, straightforward, and stress free. She was professional, transparent, and took the time to explain everything, which I really appreciated.
My favorite gold store in town!
Great service with desire to meet our needs. Friendly and conscientious. True servant.
I had a very good experience Diamond Banc responded very quickly to my queries and were upfront in explaining their pricing. I'll use Diamond Banc.
Fast, friendly service
Greatly appreciate the expertise
This place is amazing in many ways. From the atmosphere being beautiful to the staff being friendly, we had a great time. It was a wonderful experience. Christine was so helpful and she really knows her way around jewelry. We recommend Diamond Banc to everyone.
I worked with Christine Weimer at Diamond Banc at Buchroeders for the sale of an eighteen carat dental bridge. Christine was very pleasant and easy to work with. She answered all my questions and she was truthful in telling me that my 2 "gold" watches were actually just gold plated with other metal alloys and had no value for gold content. I was paid promptly by check for the current value of the gold dental bridge.
Christine was an exceptional person. We highly recommended this business
Lindsey was very friendly she accommodated my schedule really well and saw me at the last minute and I feel like I got a fair price for my gold and was glad to sell it to her everything went exactly the way she said it would and I left a happy camper
Very efficent nd prompt servive.
Christine was very friendly and helpful in explaining my options. Was no pressure to hurry or sell things I was unsure of. Highly recommend their services.
I sold some old gold pieces, the process was quick and easy! I got an assessment of my pieces as well as a fair offer to purchase the items! Would definitely recommend Lyndsey and Diamond Banc!
Best offer on my Rolex out of 4 different buyers. Funds were in my account the next day after they received the watch.
Was a great experience.People were really nice to deal with
I’m very happy I chose to work with Diamond Banc. Jordan and Lindsey were very professional. They communicated regularly and made sure I was aware every step of the way of what was happening. They gave me a fair price and quickly provided payment. I plan to work with them again and recommend them highly.
After a few years of dealing with Diamond Banc, I would like to say that they have been a tremendous help. Although as far as loans go the interest rates are quite high. But this is in a sector in which rates are much higher exponentially than theirs. Something I appreciate very much is that we have been able to redraw with no problem when we needed the money. The foot traffic of our business crashes at various points of the year and unexpectedly. There have been moments in which we were strapped for cash and felt stranded. But just in the nick of time we were able to re-draw in order to pay our bills. It’s comforting to know that there are no personal guarantees and they won’t come after you with a lawsuit if you completely default. But the customer service has been very awesome. Kyle has been very helpful and Richard with whom we deal with sometimes on a weekly basis is very kind and respectful. So in my experience when we didn’t have money we simply didn’t have money however, I do not regret one second having started my business relationship with Diamond Banc which gave us access to cash when we didn’t have money.
Response from the owner:Thank you for the fantastic review! We're delighted to hear your meeting with Jordan went smoothly and that the transaction was efficient. We aim to make the process as quick and hassle-free as possible. Looking forward to serving you again!
Christine Weimer was absolutely wonderful! She was so sweet and easy to talk to, and she truly took the time to listen. My father doesn’t know much English and was trying to sell, and she showed so much patience and kindness throughout the entire process. We came in as walk-ins, and she still welcomed us without hesitation. The experience was smooth and comfortable from start to finish. We definitely plan to come back — thank you, Christine, for making everything so easy!
See all Google Reviews

Why Choose Diamond Banc to Sell Your Luxury Diamond

When you entrust your diamond, or fine jewelry to Diamond Banc, we act as your dedicated seller’s agent. Our modern consignment model combines market expertise, digital strategy, and personal service to deliver superior results. We connect your timepiece or jewelry with a vast network of high-intent, qualified buyers nationwide—maximizing its exposure and final selling price.

We understand that your top priority is achieving a successful sale and fast payment. Unlike many consignment options that overpromise and underdeliver, Diamond Banc is driven by integrity and measurable performance. We invest our own time, resources, and marketing power to ensure your success.

Selecting the Right Consignee Makes All the Difference

Before choosing where to consign your diamond ask the right questions. The most important factor isn’t the profit split—it’s whether your consignee can actually deliver a qualified buyer and a fair price. Many sellers promise high values but fail to complete the sale, leaving clients waiting and frustrated.

At Diamond Banc, we focus on performance, transparency, and trust. Our reputation is built on successful transactions, satisfied clients, and the ability to sell diamonds and fine jewelry efficiently and profitably.

Visit Us

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.

View All Locations
Diamond Banc Beverly Hills Office

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