Fossil Trendy Two Tone 16 inches Necklace JF15769040. Metal: Sterling silver. Size: 16 inches. Color: Two tone (silver and black). Shape: Round. Gem type: Cubic zirconia stone. Lobster closure. Adjustable 2 inch extender. IMPORTANT WARRANTY INFORMATION: Please note that seller provides its own warranty for the products sold by seller; the manufacturers warranty may not apply to products purchased from this seller. For additional warranty related issues or information, please contact us directly.