Material of Bracelet: Quality Alloy Bracelet with 18K White Gold Plating.Setting: Made with Swarovski Crystals Art.1028 XILION ChatonDiameter of Crystal (Black Bracelet): 1.90・.00 mm (PP13)Number of Crystal (Black Bracelet): 16pcsDiameter of Crystal (Blue Bracelet): 1.90・.00 mm (PP13)Number of Crystal (Blue Bracelet): 16pcsDiameter of Crystal (Pink Bracelet): 1.90・.00 mm (PP13)Number of Crystal (Pink Bracelet): 16pcsLength of Bracelet: 225mmExtension Length: 30mmSuitable for Wrist: 19 to 22cm Bracelet can be twist open to interchange the charms or add on your favourite charm