Men's Stainless Steel Waterproof Fashionable Tourbillon Mechanical Watch

Color: gold shell black surface steel strip [refined steel]
Thickness: 13mm
Applicable people: Male
Style: Fashion
Strap circumference: 220mm
Case Diameter: 40mm
Case Thickness: 13mm
Waterproof depth: 100m
Mirror material: sapphire crystal glass mirror
Watchcase material: Stainless steel