IWC Portugieser IW371480 watch

case：

18K red gold case
40.9mm diameter
Thickness 12.5mm
Water resistance 3 bar

movement:

79350 movement
automatic movement
44-hour power reserve
Vibration frequency 28800.0 times/hour (4.0 Hz)
272 Parts
31 gems
C?tes de Genève, C?tes de Genève

features:

Chronograph function for minutes and seconds
Double-sided anti-reflective convex sapphire glass
Small seconds with stop mechanism