Engraved Chinese Bronze Dragon Pendant Pocket Quartz Men Watch Necklace Chain Specification (approximate) Case diameter: 5.0cm approx (1 cm=10 mm0.394 inch). Case thickness: 1.0cm approx (1 cm=10 mm0.394 inch).(cover included) Case Material: Copper Chain Length: 36cm approx (1 cm=10 mm0.394 inch). (hook included) Chain Material: Alloy Package Includes: -1 x Dragon series Watch