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38 Years
experience
Your Trusted Diamond Appraisal Experts in NYC
Diamond Buyer NYC has been a trusted name in diamond evaluation and purchase for over 35 years. Our team of specialists combines deep industry knowledge with a client-centered approach to deliver fair market value for diamond rings and jewelry. We offer same-day appointments, free appraisals, and secure payment options including wire transfers and checks. Our reputation as New York's leading diamond buyer is built on transparency, expertise, and a commitment to exceptional customer service.

We prioritize clear communication and competitive pricing, ensuring clients receive optimal returns for their valuable items. With a 100% price-match guarantee, we stand by our commitment to outperform other NYC diamond buyers. Our Manhattan location provides convenient access to expert appraisals, while our online services extend our reach to clients nationwide. Every transaction reflects our dedication to ethical practices and industry-leading standards.
Services
Loose Diamonds Diamond Jewelry Estate Jewelry Luxury Watches Diamond Appraisal
Details
  • Year established: 1988
Highlights and features
  • We offer over 35 years of specialized diamond appraisal expertise.
  • Our team provides free, on-the-spot verbal appraisals with no fees.
  • We guarantee secure transactions with payment options including wire transfers.
  • Our 100% price-match policy ensures competitive offers for your jewelry.
  • We maintain a client-centered approach with transparent valuation processes.
What people say
Honest and trustworthy Best customer service Competitive pricing Secure transactions Professional appraisers
Services
Loose Diamonds
We specialize in evaluating loose diamonds using industry-standard grading criteria. Our experts assess cut, clarity, color, and carat weight to determine fair market value. Clients receive competitive cash offers with transparent explanations of valuation factors for their loose diamonds.
Diamond Jewelry
Our team appraises diamond jewelry considering both gemstone quality and precious metal content. We provide immediate cash offers for engagement rings, necklaces, and other diamond-studded items. The process includes detailed explanations of valuation factors and secure transaction options.
Estate Jewelry
We evaluate estate jewelry based on historical value, craftsmanship, and material composition. Our specialists handle antique and vintage pieces with care, providing accurate valuations that reflect both intrinsic and collectible worth through transparent assessment processes.
Luxury Watches
Our experts assess luxury watches considering brand reputation, condition, rarity, and market demand. We offer competitive cash offers for high-end timepieces, with detailed explanations of valuation factors and secure payment options for accepted offers.
Diamond Appraisal
We provide professional diamond appraisals using standardized grading systems. Our specialists explain the four Cs (cut, clarity, color, carat) in detail, ensuring clients understand valuation factors. Services include same-day assessments and written documentation upon request.
People
Jonathan
Diamond Buyer
Jonathan combines decades of experience with a client-focused approach to diamond appraisal. He prioritizes transparency and trust in every transaction, ensuring clients receive fair market value for their jewelry while maintaining exceptional customer relationships.
Questions
How do I sell my diamond ring?
Contact us via phone, online form, or visit our Manhattan store for a free appraisal. Accept our offer and receive payment via check or wire transfer.
What types of jewelry do you buy?
We purchase loose diamonds, diamond jewelry, estate jewelry, and luxury watches with competitive pricing based on current market values.
Do you charge appraisal fees?
No, we provide free verbal appraisals with no hidden fees or obligations for all diamond and jewelry evaluations.
How quickly can I receive payment?
Accepted offers result in same-day payments through check or secure wire transfer for your convenience.
What makes you different from jewelry stores?
Unlike typical stores, we specialize exclusively in diamond appraisals with expert gemologists and a 100% price-match guarantee.
Do you offer price guarantees?
Yes, we guarantee to match or exceed any written offer from other NYC diamond buyers for your jewelry.
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