BERRICLE Italian Rhodium Plated Sterling Silver Omega Chain Necklace 1.5mm METAL: rhodium plated silver, stamped 925, high polished finish, nickel free. MEASUREMENTS: CHAIN: 16 inch in length, 1.5mm in width, lobster claw clasp STYLE: This chain necklace's unique texture and exquisite shape will compliment your style gracefully. GIFTING: Comes with FREE BERRICLE signature jewelry box and is ready for gifting.