Transparent Barrel Waterproof Hollow Full-automatic Mechanical Watch $ 25.67 Product information: Special function: Luminous Display type: Pointer+number Applicable population: Male Waterproof: Yes Waterproof performance: 30M Movement type: Mechanical Dial diameter: 44mm Thickness: 18mm Crown type: Spiral crown Bottom type: Bottom penetration Mirror material: Mineral reinforced glass mirror Style of watch button: Needle button Buckle material: Stainless steel Band material: Silicone Dial shape: Wine barrel Case material: Alloy Color: Transparent white band, transparent black band, transparent black face black band, transparent blue face blue band, transparent red face red band, transparent yellow face yellow band Packing list: 1*Mechanical watch