Kevin S.
10/13/2023
A substantially overdue review for my fiancée and my experience with Diana and the rest of the wonderful team at Ultimate Diamond. My fiancée and I purchased the engagement ring of our dreams here...
Ultimate Diamond
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(517)
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19 W 47th St
New York, NY 10036
"Welcome to our clear, bright world of transparent pricing, superior customer service, and above all else — diamonds without any compromise. Whether you’re investing in your first piece of jewelry, or preparing to propose, we want to arm you with our 60 years of behind-the-scenes knowledge on pricing, sourcing and designing. We'll share everything you need to know to be the smartest, most conscious diamond buyer you can be. We offer a 30-day money back guarantee, and a Price Beat Program we are confidently behind."
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Reviews
5.0517 reviewsZachary D.
10/1/2025
THE Jessica Vosk got her wedding ring here. Sapphire. They cracked it and hoped she wouldn't notice, then they wouldn't apologize. Go check out her full story on tiktok @Jessicavosk
현준
4/30/2024
They sold me an unworn Rolex sky-dweller. They said It is definitely unworn watch. But they cheat for the watch condition .They did not give Rolex card . Never use this shop again.
Brad G.
7/22/2024
Diana was a FANTASTIC and very accommodating person. Got me the exact ring my girlfriend wanted, and worked with me to get a price that I feel good about. We also sold a family diamond here and...
Jean O.
12/13/2023
Ultimate Diamond provided a once in a life time experience. They did an amazing job with my now Fiancé's, engagement ring. It is absolutely beautiful. While shopping in the Diamond District the...
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