Fast. Simple. Secure.

Kansas City's Best Buyer of Loose Diamonds

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

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sicily-von-overfelt-2025
Sicily Von Overfelt
Missouri Director of Buying & Lending
816-597-5773
sicily@diamondbanc.com
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sicily-von-overfelt-2025
Sicily Von Overfelt
Missouri Director of Buying & Lending
816-597-5773
sicily@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
Meet Our Missouri Director of Buying & Lending

Sicily Von Overfelt

Sicily has over 14 years of experience in the jewelry industry and 10+ years with Diamond Banc. She began her jewelry career in retail sales, where she gained a vast knowledge of many designer brands. She has managed online sales for a multi-million dollar retail store through eBay, 1st Dibs, and other pre-owned luxury jewelry-selling websites. She is a GIA Diamonds Graduate and is working towards completing her Graduate Gemologist degree on scholarship.

Sicily is the Missouri Director of Buying & Lending and serves clients in Kansas City, authenticating and purchasing pre-owned luxury designer jewelry, diamonds, and watches from the public. Along with buying, Sicily specializes in Jewelry Equity Loans, which allows her clients to retain ownership and secure funds using their luxury items.

Sicily has extensive training in designer jewelry, diamonds, and fine Swiss watches. Due to this dedicated continued pursuit of education, Sicily heads the training of new directors/buyers for Diamond Banc. She prides herself in offering clients the experience and expertise they deserve. Sicily enjoys volunteering/fostering for KC Pet Project, playing with plants, and painting.

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Market director's portrait

From the Founder

What Clients Are Saying…

Sofia Valencia
9 hours ago
I had an excellent experience selling my diamond at Diamond Banc. From start to finish, the process was smooth, transparent, and much easier than I expected. Sicily was absolutely amazing, she was professional, knowledgeable, and took the time to walk me through every step, answering all my questions and making sure I felt comfortable and confident in my decision.

What really stood out to me was how quick and efficient everything was. The payout was immediate, which made the entire experience even better and completely stress free . It’s not always easy parting with something valuable, but Sicily made it a positive and seamless process.

I truly appreciated the honesty, professionalism, and top-tier customer service. I would definitely recommend Diamond Banc to anyone looking to sell their diamond 10/10 experience!
Ben Eastman
2 days ago
The team was very responsive to my inquiry and I was able to quickly make an appointment to sell a vintage Rolex that needed service and a new crystal. Thanks for making it a smooth and easy transaction.
Dawn Vitha
1 week ago
Will definitely be a repeat customer. They were very professional and knowledgeable. I felt like I received a fair price.
Pamela Ward
3 weeks ago
Transactions was easy.. very nice customer service
Response from the owner:Thank you for sharing your thoughts, it was a pleasure meeting and working with you!!
Brennan Wright
4 weeks ago
Amazing service, and by far the best offer I received on my jewelry in the KC metro.
Victoria Zamora
4 weeks ago
The team communicated with me almost instantly and got me in for appointment same day. Fair price and willing to negotiate on jewelry
Adam Schieber
4 weeks ago
Sicily is awesome! Quick and pleasant.
daniel harkins
4 weeks ago
Had a great experience selling some antique sterling silver cutlery…got a very fair price and check cut that same day. Beyond that, the sales person Sicily who I worked with was just an overall great person to do business with. Felt like meeting a friend and getting check after the visit. Win all the away around!
Response from the owner:Thank you so much for the kinds words! It was great meeting and working with you! I appreciate you entrusting me to assist! -Sicily
Michaela Schmidt
1 month ago
Huss
1 month ago
Ramon n the other person have great community service and was very helpful and professional great workers
Houston Jones
1 month ago
Very understanding an gave me the greatest service. Could not have asked for anything more, thank you so much for making my experience wonderful…
Lynett Wheeler
2 months ago
I have used Thompson's jewelry before for various jewelry problems. They always handle them quickly and reasonably priced. Today I went in to have a ring resized, they did it while I waited and authenticated some random diamonds I had. It all took just a few minutes but when I asked for a bill they said I didn't owe them anything. They were very generous with their time. I highly recommend them.
Richard Mills
2 months ago
I was great experience. The process was very professional and took only an hour from start to finish.
Angela E
2 months ago
The lady I met with Lindsay was very professional very accommodating and very knowledgeable. I even missed my appointment the first day and the second day I was avoidably a half an hour late. She was very accommodating and helpful both those times. And I got the results I was looking for.
Micheal Hopson
2 months ago
Fast , fair , easy great experience when or if you need to sell your things!
Jenn L
2 months ago
Sicily, with Diamond Banc, assisted me. She was great! She explained the process to me as we went, was very knowledgable, friendly and professional. I will definitely use Diamond Banc again.
Matt White
3 months ago
Honest, easy to work with group. Will definitely do business again
J L Green
3 months ago
Sicily was very friendly and knowledgeable.
Kara
3 months ago
Fast and nice experience
Eugene Johnson
3 months ago
Walking in i was greeted politely. I was a little nervous making a decision such as this but she welcomed me explained everything and the process was smooth, thanks Sicily!
chase nettles
3 months ago
Great Experience!
Carol Cutler
4 months ago
Sicily is so helpful, knowledgeable, experienced, honest, and a delight to work with. .
Response from the owner:Thank you so much for the kind words, it was a pleasure meeting and assisting you with selling your jewelry items. Thank you very much! -Sicily
Carrie Siggal
4 months ago
Elisha Schwarz
4 months ago
Great service from Lyndsay. Fast and simple process!
Bailey Farrar
5 months ago
I have nothing but positive things to say about Sicily! Going in, I knew very little about the inherited jewelry I brought, but she was incredibly knowledgeable and thorough. She immediately made us feel extremely comfortable, like we had known her forever, and absolutely never made us feel judged or looked at in any negative way. She provided a remarkably fair and honest appraisal, even taking the time to section the items so I knew the precise value of everything. Her straightforward approach was absolutely amazing. I couldn't be happier with the outcome and will definitely be a repeat customer!
Gena Rambo
5 months ago
Best service ever! Sicily was very friendly, gave me all the information I needed was easy to talk to. Well educated in her field of expertise!
Brandi Fahrmeier
5 months ago
I had a great experience with Sicily at Diamond Banc. She explained every step of the process and showed me how she determined the value of the items I was selling. I greatly appreciated her transparency and expertise!
R G
5 months ago
Outstanding service took time and effort 👌
Response from the owner:Thank you for your kind words! We truly appreciate your recognition of our team's dedication and effort.
Amy Highfill
5 months ago
I had a wonderful experience working with Sicily at Diamond Banc! They were incredibly professional and transparent throughout the entire process. I was given a very fair price for my old jewelry and left feeling satisfied and respected. I highly recommend them!
Joseph Scott
5 months ago
I recently had a fantastic experience at Diamond Banc. I decided to trade in some old jewelry, and I was really impressed with the service I received. The staff was knowledgeable, patient, and made the whole process super easy to understand. They gave me a fair and honest appraisal, and I felt like I got a great deal. If you're looking to sell or trade in jewelry, I highly recommend checking them out!
Response from the owner:Thank you, Joseph, for sharing your fantastic experience at Diamond Banc! We're glad to hear that our knowledgeable staff made the process easy for you and that you felt valued throughout. Your recommendation means a lot to us!
Hakim Qadi
5 months ago
Sicily was amazing she was able to take care of us and it was a quick and easy process very friendly! Overall would recommend 10/10
Response from the owner:Thank you, Hakim! We're glad to hear that Sicily took great care of you and made the process quick and easy. Your recommendation means a lot to us!
Donna James
5 months ago
I had an excellent experience with Diamond Banc. I wanted to sell my wedding rings. Sicily arranged a convenient time for me to bring them in. She gave me a quote the same day. The quote was very fair and I accepted it! When I went back to sell the rings she wrote me a check on the spot! Sicily was very personable and knowledgeable. I definately would recommend Diamond Banc!
Javier Rios
5 months ago
Great service, we felt we left with a money for our jewelry!
Response from the owner:Thank you, Javier! We're glad to hear you had a great experience and felt satisfied with the service. Your feedback means a lot to us!
Kris DeLaurier
5 months ago
Really enjoyed my experience here at Diamond Banc. Honest, straightforward, helpful. Look forward to more.
Response from the owner:Thank you, Kris, for your kind words! We appreciate your feedback and are glad you had a positive experience at Diamond Banc. We look forward to serving you again soon!
Emilie Haynes
5 months ago
⭐️⭐️⭐️⭐️⭐️
Diamond Banc was so easy to work with! The process was quick, clear, and completely stress-free. They actually came in with a higher offer than anyone else I spoke to, which was a nice bonus. Sicily was kind, and super friendly she made everything feel comfortable and professional from start to finish. Highly recommend
Brian Wittenborn
5 months ago
Great experience overall.
Response from the owner:Thank you, Brian, for your wonderful feedback; we're glad you had a great experience!
Kyle Akers
5 months ago
Easy and fast service, would happily return!
Response from the owner:Thank you, Kyle! We're glad you enjoyed our easy and fast service and look forward to welcoming you back soon!
Fawn Painter
5 months ago
Highly recommend for a more comfortable and personal experience. Quick, easy and very friendly staff. All around a great experience!
Alea Lovely
5 months ago
Cecily was awesome to work with. I was thankful to get a fair price on my items 🙂
Response from the owner:Thank you, Alea! We're glad to hear you had a great experience working with us and found a fair price on your items. Your feedback means a lot to us!
Tracy Davidson
5 months ago
Great experience and no pressure!! I would highly recommend to anyone looking to sell jewelry to talk to Sicily at Diamond Banc!
Response from the owner:Thank you, Tracy! I'm glad to hear you had a great experience and appreciate your recommendation for Sicily at Diamond Banc.
Beatrice Bernal
6 months ago
I used Diamond Banc to sell some jewelry and I would recommend them. They were easy to work with. I also thought they were fair. They broke down how they got to the amount that they would be willing to pay. I would use them again.
Kathrine Daniels
6 months ago
What an amazing experience! I would recommend Diamond Banc for all of my needs moving forward!!
Response from the owner:Thank you, Kathrine! We're so glad to hear about your amazing experience and appreciate your recommendation for Diamond Banc.
Nicole M
6 months ago
I recently met with Sicily at Diamond Banc in Kansas City, MO to look at some jewelry and sterling silver I was interested in selling. She was so professional and provided details for each piece. Sicily was quick and efficient, but never made me feel like she was rushing either the process or my appointment.
Their location and parking were both very convenient and Sicily was very accommodating on appointment times that worked for me.
After visiting other buyers, Diamond Banc was hands down my first choice to do business with.
I highly recommend Sicily and Diamond Banc.
Response from the owner:Thank you, Nicole! We truly appreciate your wonderful feedback about Sicily and are glad to hear you had such a positive experience with us at Diamond Banc. Your recommendation means a lot!
Natalie Shaw
6 months ago
I had a great experience selling jewelry at Diamond Banc. Sicily is very professional, friendly, and efficient at evaluating and buying jewelry. I tried a couple other places in the area, but nothing matched this experience so I'm confident I'll choose selling here in the future. Their offers are fair. I highly recommend them!
Response from the owner:Thank you, Natalie! We're so glad to hear you had a great experience selling your jewelry with us. Sicily truly is a valuable member of our team, and it's wonderful to know her professionalism and friendliness made a difference for you. We appreciate your recommendation and look forward to serving you again in the future!
Michelle Davis
6 months ago
Cecily was immensely helpful and cordial. She made a daunting task very manageable and profitable, as well.
Response from the owner:Thank you, Michelle! We're so glad to hear that Cecily made your experience manageable and enjoyable. Your feedback is greatly appreciated!
See all Google Reviews
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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.

View All Locations
Diamond Banc Market Director Alex Perdomo in Boca Raton, FL

We Buy Loose Diamonds

Kansas City’s Premier Diamond Buyers

If you’re seeking to sell your diamond in Kansas City and maximize its value, understanding key factors such as carat weight, diamond shape, color, and clarity grades is crucial. Additionally, assessing whether the diamond has undergone treatment or enhancement impacts its market worth significantly.

For those asking, “Where can I sell my diamond in Kansas City?” Diamond Banc emerges as the premier choice, backed by over 275 positive Google reviews. As leading diamond buyers in the area, we offer competitive rates for loose diamonds and engagement rings. Partnered with TIVOL, a renowned name in the industry, our reputation speaks volumes.

Meet Sicily, our Kansas City Director and primary diamond buyer, holding a GIA Diamonds Graduate certification. With a remarkable 13-year tenure in the jewelry sector, Sicily possesses comprehensive expertise in diamond assessment. Renowned for her meticulousness, empathy, and dedication, Sicily tirelessly advocates for her clients’ interests.

Our data-driven process empowers you to get the most for your diamond. We use current market research to explain and evaluate your diamonds’ worth on the secondary market. This allows us to provide you the highest possible return.

We pay handsomely for designer diamond rings and from companies like Tiffany & Co, Harry Winston, Van Cleef & Arpels, etc as well as for diamonds that are 2cts and bigger.

In addition to our innovative buying process, Diamond Banc implements a variety of unique financial solutions to fit your circumstances. These options include immediate purchase and funding, as well as consignment services for those who have the advantage of the time to maximize their return. Clients with diamonds that will earn retail above $50,000 are eligible for our transparent VIP Seller’s Agent Service. Through this program, your diamond will be promoted nationwide across numerous professional platforms while advocating for top dollar. The fee for our VIP Seller’s Agent Service is structured as a transparent, fixed percentage commission which ensures our interests are aligned to yield you the highest payout possible.

Our experts refinish and photograph your diamond items prior to their presentation to make sure your diamond makes the best first impression before it is promoted to both potential end consumers, as well as, highly qualified industry diamond buyers.

Looking to maximize your return through a consignment sale, but still seeking a fast turnaround? We can help with that, too. Diamond Banc can advance a portion of the anticipated sales proceeds immediately up-front.

Whether you’re looking to sell a diamond between 0.50 carats to 10+ carats, Diamond Banc is Kansas City’s best option for those looking to sell their diamond. Please visit our office to learn more about what your diamond is worth.

Diamond Banc’s Kansas City office serves a wide area of the KC metro including but not limited to: 

Kansas City, Missouri and Kansas, Overland Park, Independence, Olathe, Lee’s Summit, Shawnee, Blue Springs, Kearney, Liberty, Parkville, Gladstone, Platte City, Lenexa, Leavenworth, Leawood, etc. 

Diamond Banc of Kansas City also serves the following counties but not limited to: 

Wyandotte County, Platte County, Johnson County, Jackson County, Clay County, Leavenworth County, Ray County, Miami County, Clinton County, Caldwell County, Linn County, Bates County

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 Market Director Alex Perdomo in Boca Raton, FL

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