IWC Schaffhausen introduces two Portofino Chronograph 18 carat red gold timepieces with different dial versions. The first model Ref. IW391020 features a silver plated dial where as the second model has a slate coloured dial. The mechanical chronograph movement that beats inside provides a power reserve of 44 hours. This timepiece offers chronograph function with hours, minutes and seconds.
The chronograph counters – 30 minutes counter, and 12 hours counter are positioned at 12’0 clock and 6’o clock respectively. A small hacking seconds sub dial is positioned at 9’o clock. Day and date indication is displayed near 3’o clock. The case back has special engravings. These models are supplied with a dark brown alligator leather strap featuring 18-carat red gold pin buckle.
Frequency: 28,800 A/h / 4 Hz
Power reserve: 44 h
Case, dial and strap
Ref. IW391020: 18-carat red gold case, silver-plated dial, dark brown alligator leather strap, pin buckle in 18-carat red gold
Ref. IW391021: 18-carat red gold case, slate-coloured dial, dark brown alligator leather strap, pin buckle in 18-carat red gold
Glass: sapphire,convex, anti reflective coating on both sides
Water-resistant: 3 bar
Diameter: 42 mm ; Case height: 13.5 mm