Carolyn Pollack Sterling Silver Gray Mother of Pearl Swirling Statement Necklace Genuine Mother of Pearl and .925 Sterling Silver Measures 17" long x 1/8" wide plus a 3" removable extender; Center plaque measures 3" long x 3" wide See Ruler View for accurate sizing. Silver may tarnish over time. Handcrafted in America with lifetime warranty on all jewelry Mother of pearl doublets are carved in freeform swirl design alternating with sterling swirls.