Dive into the storied history behind GIA’s creation of the 4Cs The 4Cs – color, clarity, cut, and carat weight – were created by GIA to describe a diamond’s appearance and define its quality. The term 4Cs we know today
Custom Diamond Jewelry - Jewelers Building in Downtown Boston, 2nd Floor, Suite 226
Boston Diamond Studio will be closed for summer break from June 30th through July 9th.
We’ll be back and ready to assist you starting July 10th!
In the meantime, we invite you to request a free appointment for a date after our return.
Use our contact form to schedule your visit—we look forward to helping you create something unforgettable.
Enjoy your summer!
— The Boston Diamond Studio Team: Arvik and Zeki