These 1.00 ct. t.w. certified diamond solitaire stud earrings in a crown royal setting are set in 14K gold with a colour ranking of I - J and clarity ranking of I2 - I3. The earrings secure with push/screw backs for a secure fit. The earrings come with a certificate that includes a photo and a description of the diamonds, which guarantees quality and can be used for insurance purposes.