.925 sterling silver Faceted Round-cut Prong-set Lab-Grown Diamond = approximately 1.00 ct. tw.; color = J-K; clarity = I1-I2 Bangle Bracelet comfortably fits a size 6.5-7.5in wrist Fish hook clasp closure It is customary to treat most gemstones to achieve enhanced color and durability. Some of these treatments may not be permanent, and may require special care.