Michelle M.
6/17/2018
We absolutely loved working with the team at CDI Diamonds & Jewelry! My husband had originally picked out my engagement ring from here, starting with a design that they had and customizing it to...
CDI Diamonds & Jewelry
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6752 Perimeter Loop Rd
Dublin, OH 43017
CDI specializes in certified loose diamonds, diamond wedding bands, engagement rings, designer sterling silver collections, and lab grown diamonds. CDI also offers expert jewelry repair, custom design as well as high-end watch repair. With his roots firmly planted in the capital city, Mr. Carlozzi owns and operates CDI Diamonds & Jewelry (formally Bernie Helmick Diamonds & Gold) which has been serving the Columbus area for over 20 years. CDI has amassed over 575, 5-star reviews on Google.
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Reviews
4.519 reviewsStephanie D.
2/18/2025
Thanks to Matt for my third and final diamond and setting upgrade in 33 years of marriage! Everyone was so friendly and made my experience seamless. Thanks for a beautiful ring that I can't stop...
Gary N.
4/12/2020
This 5 star review of CDI, Matt, Ernie and staff is long overdue. We have always avoided the national chain and big box jewelers for lots of reasons. After shopping locally, independently owned...
V C.
3/26/2018
My fiancé purchased my engagement ring and wedding band from CDI diamonds & jewelry, I can't fathom any jewelry store doing a better job. Believe me I've tried. They were not only consistent with...
Valenda O.
6/21/2018
Matt and Dad, thank you for good customer service and no pressure sales! I love my engagement ring! Thanks for making this an awesome experience!
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