IWC Portugieser Chronograph

REFERENCE: IW371482
CASE MATERIAL: 18-carat red gold
BRACELET/STRAP: black alligator leather strap
DIAL COLOUR: ardoise
JEWELS: 31
CALIBRE: 79350
Mechanical chronograph movement
Self-winding
44-hour power reserve when fully wound
Stopwatch function with minutes and seconds
Small hacking seconds
Sapphire glass, convex, antireflective coating on both sides
Water-resistant 3 bar
Case height 12.3 mm
Diameter 40.9 mm