Business Luminous Waterproof Automatic Mechanical Watch

Product information:
Color: 8381-1 gold watchband between the white surface of the gold shell, 8381-1 gold watchband between the black surface of the gold shell, 8381-1 black steel strip on the black surface of the black shell, 8381-1 gold steel strip on the gold surface of the gold shell, 8381-1 silver shell black surface silver steel belt, 8381-1 Silver Shell white surface silver steel belt
Thickness: 14mm
Dial diameter: 40mm
Waterproof performance: 30m
Movement type: Machinery
Crown type: Spiral crown
Case back type: transparent bottom
Mirror material: mineral reinforced glass mirror
Buckle style: butterfly double snap-fastener
Watch-buttom material: Stainless steel
Strap material: Stainless steel