Details Statement necklace featuring an oval-shaped locket pendant with a bezel setting Necklace is 16” + 2“ Extender Chain Locket is 22 x 16.8 mm CZ stone is 4mm Necklace weighs 10.0 grams Part of the Night Swim Collection Materials Made from plated brass with CZ stones Plating is waterproof and tarnish free 14K plated brass and Rhodium plated silver with E-Coating Plated high polish 14K Gold or Rhodium for maximum shine Necklace is 100% nickel-free and cadmium-free