Materials: 925 Sterling Silver (Stamped) with 2 pieces of Clear CZ Color: Antique Silver (Oxidized) and Clear CZSize: 7.3mm x 8.8mm x 9mm(thickness)Hole Size: ~ about 4.6mmQuantity: 1 pieceOthers:It is compatible with Pandora, Chamilia, Biagi, Troll...