Width: 9 mm (⅓ inches); Thickness: 4.3 millimeters; Length: 30 inches; Clasp: Lobster-Claw; Weight: 180 grams Features a solid brass core (a strong metal made of mainly copper & zinc) assures durability & longevity (even with regular everyday use) Plated with a thick layer (0.25 mils) of real rhodium bonded onto a solid brass core (metal weight of about 180 grams) Comes with a jewelry gift box a microfiber jewelry polishing cloth and a black velvet jewelry pouch