248-968-3010

Talk to our experts.

E.G.L. Certified

Certified Diamonds

Why choose Kramar Jewelry
to buy loose diamonds?

​Kramar Jewelry only selects diamonds certified from the top half of the Gemological Institute of America’s (GIA) diamond grading scale. We have two GIA Graduate Gemologists (G.G.) on staff, expertly trained at the highest industry standards. We have a trusted team of 10 highly-experienced goldsmiths on staff. Five have 25 years of experience with us. Our five “master goldsmiths” have worked for Kramar Jewelry for 35 years each.


  • A large inventory of GIA and EGL certified loose diamonds

  • Diamond sizes range from .50 carat to 5 carats, and larger by request.

  • Diamond grading reports issued by the GIA Gem Trade Laboratory are available within three weeks.

  • Trusted in the community and by more than 50 jewelers in Michigan for quality diamonds.

  • ​We appraise diamonds.

  • Our high-volume sales allow for competitive pricing.

WE'VE MOVED TO ROYAL OAK​: 25766 Woodward Ave., Royal Oak, MI 48067 (1/2 mile north of I-696)  |  248-968-3010

Hours: Mon, Tues, Thurs, Fri 10am-6pm; Weds 10am-7pm; Sat 10am-5pm