About the brand: Exceptional sparkle, luxurious designs. .925 sterling silver Faceted Round-cut Pave-set Diamond = approximately 0.13 ct. tw.; color = I-J; clarity = SI3-I1 Pearl measures approximately 8-9mm Approximately 7in 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.