High-grade Waterproof Luminous Business Pure Mechanical Watch

Product information:
Color: Silver Shell gray surface steel belt [Swiss movement-lifetime warranty], Silver Shell white surface steel belt [Swiss movement-lifetime warranty], gold Shell white surface steel belt [Swiss movement-lifetime warranty]], silver case black surface steel belt [Swiss movement-lifetime warranty], black cover black surface steel belt [Swiss movement-lifetime warranty]]
Thickness: 12mm
Case back type: transparent bottom
Mirror material: mineral reinforced glass mirror
Buckle style: butterfly double snap-fastener
Watch-buttom material: Stainless steel
Dial shape: round