Carolyn Pollack Sterling Silver Abalone Doublet Statement Necklace, 17 Inch Genuine Abalone, Emerald, Pink Tourmaline, Amethyst, and .925 Sterling Silver Necklace measures approximately 17" long with a 3" extender, pendant measures 1-1/4" long x 3/4" wide See Ruler View for accurate sizing. Silver may tarnish over time. Handcrafted in America with lifetime warranty on all jewelry Exceptional swirls of sterling silver and gorgeous gems create a fabulous statement for your neck.