925 Sterling Silver Solid Bangle, Bracelet with pink purple Amethyst Stone. It is 2 mm thick and the circumference of bangle is 21 cm / 8" and 65 mm inner diameter. It is made of 925 sterling silver and stamped with a 925 silver mark. It means they are 92.5% silver and 7.5% copper to toughen the silver. It comes in a pretty gift bag.