Koop Diamond Cutters, Inc.

214 East Eight Street, Cincinnati, OH 45202

Phone: (513) 621-2838

Hours: Monday thru Friday 8 a.m. - 4 p.m.

We offer appointments on select Saturdays only.


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Koop Diamond Cutters invites you to view the unique assortment of estate and consignment jewelry pieces available in the retail shop showcase. Estate jewelry, sold as is, offers extraordinary value for one-of-a-kind items.