About the brand: Fine jewelry with impeccable style - designed to be Everyday Extraordinary. 10-karat yellow gold Multicolor Sapphire & Tsavorite gemstones = approximately 1.03 ct. tw. Approximately 17in long Lobster claw 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.