Birthstone Spacer Bead Charm (February Amethyst) Quantity: 1 Material: Zinc metal alloy +Rhinestone, Silver Plated Metal Base Hole size: 4.7 mm slide on core (not threaded) Fits: All major Brand Bracelets, such as Pandora, Troll, Chamilia, Carlo Biagi, Zable, and other add-a-bead bracelets. European Birthstone Charm Spacer Bead (February Amethyst)