Pro Jewelry .925 Sterling Silver Natural Grade White Real Pearl Not Seashell! Bead Charm Birthstone June Quantity: 1 Bead Material: S925 Solid Silver Single slide on Core (not threaded) with White Pearl Fits: All major Brand Bracelets, such as Pandora, Troll, Chamilia, Carlo Biagi, Zable, and other add-a-bead bracelets. ALL NATURAL REAL PEARLS! sizes and shape vary slightly as seen in pics sizes and shape vary slightly, from 11mm to 12mm