The Portofino Complete Calendar is the first timepiece from IWC with the newly developed complete calendar module.

Overview
Reference: IW359001
Dial Color: Silver plated
Case: Stainless steel
Strap: Blue calfskin strap
Diameter: 41 mm
Movement: Automatic, self-winding, IWC-manufactured movement

Features
Sapphire glass, convex, antireflective coating on both sides
Central hacking seconds
Moon phase display

Case
Strap width: 20 mm
Buckle width: 18 mm
Case: Stainless steel
Diameter: 41 mm
Height: 11.7 mm
Water Resistance: 5 Bar
Back case: With synthetic sapphire crystal

Movement
Calibre: 32150
Movement type: Automatic, self-winding
IWC-manufactured movement: Yes
Power Reserve: 72 hours
Frequency: 28800 Vph (4 Hz)
Components: 223
Jewels: 21
Decoration: Côtes de Genève, Perlage