Product information: 

Style: leisure
Waterproof: Yes
Movement type: Quartz
Thickness: 12mm
Dial diameter: 42mm
Mirror material: mineral strengthened glass mirror
Clasp style: Butterfly double snap buckle
Buckle material: stainless steel
Dial shape: round
Case material: alloy

Color: 

All gold: A, 

all gold black surface: B, 

all black gold nails: C, 

stainless steel blue surface: D