About the brand: Elegant and empowering fine jewelry. 14-karat rose gold Prong-set Diamond = approximately 0.87 ct. tw.; color = G-H; clarity = VS2-SI1 Tanzanite gemstones = approximately 1.10 ct. tw. Pendant drops approximately 26mm Approximately 18in 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. Please note: In product titles ct. tw. refers to the total carat weight of all diamonds and/or gemstones combined.