our Smooth Operator necklace is the perfect timeless piece your collection needs. expertly crafted in 14kt gold over sterling silver for a timeless, demi-fine look, it will become a beloved staple in your jewelry collection and the perfect accessory for any occasion, day or night. layers beautifully with our Paradise and Summer Baby necklaces. demi-fine 14kt gold over sterling silver 10 freshwater pearls, approximately 5x2mm chain is 1mm thick can be worn at 16, 17 or 18 inches