Haofa 1990 Double Carbon Fiber 3D Shark Automatic Winding 80H Watch

Product Parameter

Model:1990
Movement:7H50
Drive:Single spring
Winding method:Automatic winding 
Power reserve:80 (hours) 
Vibration frequency:28800 (times/hour) 
Case diameter:43-49.5mm
Case thickness:14mm
Strap width:20-26mm
Crystal material:Sapphire
Bezel material:Carbon Fiber
Back Cover material:Carbon Fiber
Strap material:Rubber
Water resistance:50 meters 
Crown:Straight in