Haofa 1601 Skeleton GMT CNC Engraving Tourbillon 28800

Model: 1601
Case material: 316 stainless steel
Strap material: Italian calfskin
Waterproof depth: 30 meters life waterproof
Mirror: synthetic sapphire
Movement: Flying Tourbillon
Movement model: CAL.008.10
Vibration frequency: 28800 (times/hour)
Drive: single-spring drive
Power reserve: 42 (hours)
Winding method: manual winding
Gem bearing: 19
Case diameter: 41mm
Case thickness: 12.5mm
Strap width: 22mm
The Case Craft : CNC Engraving 

Model 1601 Feature:
The Case Craft : CNC Engraving
GMT
Integrated stainless steel case, CNC three-dimensional relief process, polished outer layer and frosted inner layer.