This limited-edition item is part of our 150th Anniversary collection.; Double-O necklace decked in white and black diamonds; White diamonds: 0.125 total carat weight; color/clarity: H1/I2; Black diamonds: 0.125 total carat weight; 14K white gold; 17"L chain; 0.37"L pendant; Spring ring closure; Almost all gemstones and blue and black diamonds have been treated to enhance their beauty and require special care; 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