Haofa 1908 Automatic Tourbillon Double Spring 72 Hours power free sprung balance wheel Wathces rubber strap Sapphire mirror

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  • US$1,408.00
  • Regular price US$2,680.00
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Product Description
Inner Length: 220mm
Strap width: 20mm-26mm
Case Diameter: 49.5mmx43mm
Movement diameter: 33mmx29mm
Case Thickness: 14mm
Long watch strap inner ring: 160mm~220mm
Short strap inner ring: 145mm~200mm
Movement: E.3H41
Vibration frequency: 28800 (times/hour)
Drive: Double mainspring drive
Winding method: automatic winding
Gem Bearings: 26
Case material: 316L stainless steel
Strap Material: Rubber
Waterproof depth: 50 meters life waterproof
Mirror case back: artificial sapphire