BONEST GATTI Carbon fiber + Aluminum alloy Case Barrel shaped Tonneau watch Skeleton Movement Sapphire Crystal Quick- Release Strap Watch BG9004

Model No: BG-9004
Diameter: 46MM (not include crown)
Movement:  Automatic Movement
Strap width: 30mm  
Case: Carbon fiber + Aluminum alloy
Strap: Fluororubber
Buckle: 316L Pin Buckle
Mirror: Synthetic Sapphire
Waterproof: 5ATM