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9R Spring Drive

Related Information

  • 9R Spring Driveについて


Driving system Spring Drive
Caliber No. 9R65
Case Stainless steel
Glass Sapphire crystal
Coating Anti-reflection coating on inner surface
Clasp Three-fold clasp with push button release
Lumibright Hand and index
Accuracy ±1 per day (±15 seconds per month)
Water resistance Water resistance for air diving 200m
Magnetic resistance 4800 A/m (60 gauss)
Weight 201.0 g
Case size Diameter 44.2mm  Thickness 14.0mm
Remarks ・Screw down crown
・Screw back
・Jewels: 30
・Power reserve display function
・Power reserve: Over 72 hours