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Welcome to Ultimate Diamond!

Established in 1959, we pride ourselves on being a 3rd generation family-run business. With over 60 years of experience, we are known for our transparent industry pricing, vast engagement ring selection, and excellent customer service. Stop by to browse our pieces, meet with one of our Certified Diamond Specialists, or simply learn anything about diamonds. We are here to answer all of your questions.

To book:

While our website is under construction, please call (646) 366-8018 or email us at marryme@ultimatediamond.com to ask questions, book a visit, make a virtual appointment, or speak with one of our Certified Diamond Specialists.


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