Hollow-out Full-automatic Mechanical Men's Business Casual Watch

Product information:
Color: single chain gold surface, single chain gold white surface, double chain gold surface, double chain gold white surface
Waterproof performance: 50m
Movement type: Machinery
Mirror material: sapphire crystal glass mirror
Buckle style: butterfly double snap-fastener
Watch-buttom material: Stainless steel
Strap material: Stainless steel