Diamond Cutters
We Buy and Sell Diamonds and Estate Jewelry

What We Do


5.06cts. D Flawless Emerald Cut Diamond

Above and Beyond  Quality

We provide our customers with some of the finest diamonds in the world. 

We produce exceptionally well cut diamonds, most of which are GIA Certified.

 Polished diamonds are the core of our business.  

We Cut Rough and Polished Diamonds

Rough Diamond, Rehs Co, Inc.  Diamond Cutters

We buy rough and polished diamonds from around the world . We strictly conform to the Kimberley Process and all UN and US regulations.

Rehs Co, Inc. Diamond Cutters

Master Diamond Cutters and State of the Art Technology

Screenshot of Sarine Advisor software. 60.15cts Rough Diamond, Rehs Co, Inc Diamond Cutters

Rehs Co’s master diamond cutters have over 40 years of experience and provide unparalleled cutting services to the industry. Our facility is conveniently located and employs state-of-the-art technology for the planning and processing of your gem stone.


Diamond Rings

We understand the importance of an engagement ring and we pride ourselves on the quality of our workmanship.


Tennis Bracelets from 5cts to 20cts. 

Eternity Bands

Eternity band ranging from 0.75cts to 20.00cts. Round, Emerald, Cushion, Princess and Oval shapes. 



9.75cts Cluster Earrings, Platinum Setting

Inventory Diamond Studs, Clusters, Hoops and Drop Earrings.


Manufacturer of Riveria and Straight Line Necklaces. 

Estate Jewelry

Buyer and seller of  signed and unsigned estate jewelry. We are always looking for new inventory.  

Rubies, Sapphires and Emeralds

We have some very fine precious gemstones. We buy and sell only natural gems. 

Find out more

Keep in Touch

Be the first to hear about upcoming sales, popular jewelry trends, and new arrivals.

Contact Us

We look forward to hearing from you!

Have a question about our services? Want to see if your particular project is one we can help with? We'd love to hear from you!  If you have questions or special requests, just drop us a line. We look forward to serving you!

Rehs Co, Inc. Diamond Cutters

608 Fifth Avenue, New York, NY 10020, Suite1011

(212) 750-6163