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Diamond Buyers In NYC

Fair, transparent evaluations backed by nearly a decade of industry expertise, ensuring you receive accurate valuations and a process built on trust and integrity

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With 10+ years of industry experience and 2,500+ retail accounts nationwide, JS Diamonds delivers accurate, transparent, and stress-free appraisals. Based in New York City, we evaluate everything from loose diamonds and gold bars to engagement rings, heirloom pieces & watches.

Our virtual consultations let you connect from anywhere while still receiving the trusted expertise we're known for in NYC’s diamond district.

Looking to sell your diamond with confidence?
Book a private consultation today

Our Seamless Process

Share Your Item Details

Send us clear photos and any relevant documents or certificates. These details help our experts accurately and efficiently assess your piece’s authenticity, quality, and value.

Book An Appointment

Choose a convenient date and time to meet our team in person at our NYC office. No pressure and no obligation, just an expert evaluation.

Receive The Best Offer

Our experts assess your items in person and present a transparent, competitive offer with no hidden fees or obligations.

Get Paid On The Spot

Once you accept the offer, receive immediate payment through a secure bank transfer — fast, safe, and hassle-free.

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What We Buy

We specialize in purchasing all types of diamonds with expert evaluations and a seamless process from start to finish.


GIA and non-certified lab & natural diamonds

Fancy shaped & fancy colored diamonds

Melee, old cuts, broken, or mismatched stones

All shapes, colors, clarities & carats considered

Gemstones & colored stones

Why Sell To
JS Diamonds Inc.

Rooted in New Yorks’ Diamond District, we provide a transparent, discreet and expert-led experience for those looking to sell diamonds, gold, fine jewelry and watches.

10+ YEARS OF EXPERIENCE

In the diamond trade since 2010,
serving clients.

HONEST VALUATIONS

Fair, accurate offers backed by market insight.

SMOOTH SELLING PROCESS

Quick, simple steps from start to payout.

DISCREET SUPPORT

Your privacy handled with care and professionalism.

Looking To Sell?

With 10+ years of industry expertise, JS Diamonds offers a trusted, transparent way to sell diamonds, gold, jewelry and watches. We provide fair offers, respectful service and consultations available both online and in person.

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Customer Testimonials

Reviews That Speak for Themselves

Fast, Friendly & Fair

Sold mismatched gold earrings and a broken watch. They explained every step clearly and gave me a great price. Left feeling respected, valued, and confident in my decision.

MARCUS BENNETT

Watch & Jewelry Seller
☆☆☆☆☆

Top-Notch Quality!

Every loose diamond I’ve purchased from JS Diamonds has been exactly as described, from clarity to cut. Their reliability helps me meet client demands without stress.

WAYNE SALEM

Founder & Jewelry Specialist
☆☆☆☆☆

Truly Professional

Brought in GIA diamonds and a vintage watch. The appraisal was clear, the offer was strong, and the service felt honest, making the experience smooth and stress-free.

CARLOS HERNANDEZ

Gold & Diamond Seller
☆☆☆☆☆

My Go-To Source

From fancy-shaped stones to certified diamonds, JS Diamonds delivers with precision. Their pricing transparency and quick service have made them my trusted supplier for years.

HAILEE TRIPKE

Jewelry Sales Representative
☆☆☆☆☆

Seamless & Fair

I sold old gold chains and an estate ring. The offer was better than expected, the appraisal was clear, and payment was instant. Truly a smooth, respectful process from start to finish.

LISA GRAHAM

Gold & Jewelry Seller
☆☆☆☆☆

Frequently Asked Questions

How do diamond buyers in NYC differ from those in other cities?
NYC diamond buyers are part of a dense and competitive market, which encourages higher payouts and faster transactions. The city also boasts a high concentration of certified gemologists and reputable dealers, particularly in the Diamond District. This creates a better environment for both novice and experienced sellers to get a fair price.
Do diamond buyers in NYC buy engagement rings?
Yes, many buyers specialise in pre-owned engagement rings. They will assess the center stone, setting, and metal type to determine total value. If the ring is from a well-known brand or jeweller, it may carry extra resale appeal.
What’s the benefit of working with GIA-certified buyers in NYC?
Buyers who are GIA-certified or employ GIA-trained staff provide more accurate and trustworthy evaluations. They’re trained to properly identify quality and flaws, ensuring you receive an offer that reflects true market value. Certification adds credibility and peace of mind to the selling process.
Are diamond offers in NYC affected by economic conditions?
Yes, like all commodities, diamond prices fluctuate based on market demand and global economic conditions. NYC buyers adjust their offers based on these trends. However, thanks to the city’s constant demand for diamonds, it’s often one of the best places to sell regardless of broader conditions.
Is there a risk of lowball offers in NYC?
In any market, lowball offers can occur, especially from less reputable dealers. That’s why it’s essential to compare multiple offers, work with licensed professionals, and check online reviews before committing. Reputable NYC diamond buyers will explain their offer and allow space for negotiation.
Selling diamonds in NYC is a smart choice thanks to the city’s knowledgeable buyers and competitive offers. Located in trusted areas like the Diamond District, NYC’s diamond experts evaluate your items based on industry standards and current market trends. Whether you have a loose stone, vintage piece, or designer jewellery, you’ll receive a transparent quote and same-day payment. Certified or not, your diamond will be appraised with care. Most buyers offer a no-pressure environment and private consultations to ensure comfort and confidentiality. Turn your diamonds into cash easily with NYC’s finest buyers.