Sterling Silver Oxidized Scuba Diver's Gear Dangle Bead Charm Sterling Silver Oxidized Silver Bead Hole Size: Approximately 5 Millimeters Compatible with the majority of brands of European bead bracelets and necklaces. Height 32 millimeters (1.25 inch) x Width 14 millimeters (0.55 inches) Bead charm weighs approximately 3.13 grams.