Beautiful inlay cuff bracelet. Set in solid sterling silver with genuine purple spiny oyster shells. The bracelet measures 5/8" at its widest point and tapers at the ends to 3/8". The tapered design features over 12 individual hand cut shells. Light weight. Due to its style sizing is difficult. Please call with questions. ZUNI HANDCRAFTED CUFF BRACELET Purple Spiny Oyster Shell ;Living Spondylus shells are, indeed, very spiny, but the polished product looks very smooth the most used Spondylid Bivalve shell colors include orange, reds, and purples and may include distinct striations and color variations. In the American Oceans, the Spondylids occur along the North American coasts, as far north as North Carolina, on the Atlantic Coast, and northwestern Mexico Purple Spiny Oysters grow in deeper water, making them more difficult to find and harvest.