IWC Portugieser IW371604 watch

case：

stainless steel case
41.0 mm diameter
Thickness 13.0mm
Transparent sapphire glass case back
Water resistance 3 bar

movement：

69355 movement
IWC-manufactured movement
automatic movement
46-hour power reserve
Frequency 28’800 vibrations/hour (4 Hz)
212 Parts
27 gems
Côtes de Genève, Côtes de Genève

features：

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