Solitaire engagement rings and Round Diamond Rings

Solitaire engagement rings and Round Diamond Rings: The most widely accepted criteria used to assess diamond quality: the 4 C s of Cut, Color, Clarity, and Carat Weight. A Certificate of Authenticity must accompany all diamonds and Origin issued by the Gemological Institute of America (GIA) that precisely describes the diamonds used in each jewelry piece, as they rate in accordance with the 4C s cri