Brand: IWC Replica
Series: Pilot
Model: IW3741-03
Dial Color: Black
Dial Indexes: Arabic numerals
Dial Hands: Stick
MBrand:Jaeger-LeCoultre
Caliber:631
Display:Analog
Jewels:25
Time:Hours, Minutes, Small Seconds
Chronograph:Chronograph
The JLC caliber 631 'Mechaquartz' caliber is a movement with a quartz base powering a mechanical chronograph; it has a total of 233 parts and can be considered quite complicated. It was most notably used by JLC itself and IWC.
Case Material:Yellow gold
Case Glass:Sapphire
Case Back:Closed
Case Shape:Round
Case Diameter:36.00 mm
Case Height:10.20 mm
Case Lug Width:18.00 mm
W/R:60.00 m
The ref. 3741-003 Pilot's Chronograph sports a yellow gold case and an unusual quartz movement with mechanical chronograph module.