Beadaholique Silver Plated Fine Rolo Chain Necklace with Lobster Clasp - 2mm Diameter Links 18 Inches Long Color: Silver Materials: Silver Plated Measurements: Necklace Length: 18 Inches, Links are 2mm in diameter with 0.5mm thickness. The round spring clasp is 8.5mm long. Quantity: 1 Piece Shape: Circle