Sterling silver, Swarovski crystal, and ceramic starfish bracelet, 7" Sterling silver beads are 2.5mm round. Swarovski crystals are 4mm bicone topaz ab. Starfish beads are 15mm diameter and are ceramic. Magnetic clasp is silver plated pewter. *All of my Swarovski crystal bracelets earrings are my own design using beads I purchased over 20 years ago.