Fully automatic men's mechanical watch $ 38.50 Case material: high quality zinc alloy Strap material: high quality leather strap Mirror material: hard glass Buckle: stainless steel square buckle Movement: fully automatic mechanical movement Function: time / year Waterproof: 30m waterproof Watch size: Header width: about 4.2cm Band diameter: 2.2cm Total length of strap: 27cm Dial thickness: 1.5cm Table net weight: about 0.088kg