IWC Portofino IW391037 watch

Stainless steel case with blue (alligator) leather strap.

Fixed stainless steel bezel. White dial with blue hands and hour markers.

Roman numerals appear at 6 and 12 o’clock.

Arabic numeral minute markers in 5-minute intervals.

CASE:

Stainless steel case
Diameter 42.0 mm
Height 13.6 mm
Water resistance 3 bar

MOVEMENT:

75320 Calibre
Automatic, self-winding
44 hours Power Reserve
Frequency 28’800 VPH (4 Hz)
240 Components
25 Jewels

FEATURES:

Chronograph function with hours, minutes and seconds
Day and date display
Sapphire glass, convex, antireflective coating on both sides
Small hacking seconds