About the brand: Precious gemstones luxuriously crafted. 18-karat yellow and white gold Faceted diamonds = approximately 6.24 ct. tw.; color = G-H; clarity = SI Bracelet comfortably fits a size 6.5-7.5in wrist 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.