20 inches; A Bloomingdale's exclusive and one-of-a-kind-piece; White gold box link chain necklace; 14K white gold; Spring ring clasp closure; Photo may have been enlarged and/or enhanced; All gemstone carat weights (tcw) are approximate; variance may be 0.05 carat.; White gold is surface-coated with rhodium to enhance metal color and shine; it may wear off over time requiring replating.; Imported