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Diamond Buyers Park Slope

Diamond Buyers Park Slope. 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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Diamond Buyers Park Slope. JS Diamonds 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 silver 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, silver 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
☆☆☆☆☆

Diamond Buyers Park Slope FAQs

How do I find trusted diamond buyers in Park Slope?
Trusted diamond buyers in Park Slope are licensed, experienced, and provide clear, honest appraisals. Checking customer reviews and testimonials is a good way to ensure reliability.
Can I sell both loose diamonds and jewelry to Diamond Buyers Park Slope?
Yes, diamond buyers in Park Slope purchase loose diamonds as well as finished jewelry such as rings, earrings, and pendants.
How is a diamond’s value determined by Diamond Buyers Park Slope?
Diamond buyers in Park Slope use the 4 Cs—carat, cut, color, and clarity—along with current market pricing trends to assess value.
Do Park Slope diamond buyers purchase engagement rings?
Yes, engagement rings are commonly accepted and valued based on their diamond quality and craftsmanship.
Will I receive fast payment from Diamond Buyers Park Slope?
Many diamond buyers in Park Slope offer same-day payments via cash or bank transfer after appraisal.

Diamond Buyers Park Slope

Diamond buyers in Park Slope offer professional, confidential services for selling loose diamonds or diamond jewelry. They provide accurate appraisals based on the latest market trends and industry standards. Whether selling engagement rings, earrings, or pendants, buyers in Park Slope ensure transparent pricing and smooth transactions. Many offer instant payments, making the process convenient and reliable. Choosing experienced diamond buyers in Park Slope guarantees fair offers and a hassle-free experience for sellers looking to convert their diamonds into cash safely.