For many, it's a dream come true: for the first time ever, IWC has integrated the popular moon phase display in the classic Portofino with its eight-day, hand-wound movement.

Overview
Reference: IW516401
Dial Color: Silver
Case: Stainless steel
Strap: Dark brown alligator leather strap by Santoni View all compatible straps
Diameter: 45 mm
Movement: Manual-winding, IWC-manufactured movement

Features
Small hacking seconds
Date display
Sapphire glass, arched-edge, antireflective coating on both sides
Power reserve display
Moon phase display
8 days power reserve

Case
Strap width: 22 mm
Buckle width: 18 mm
Case: Stainless steel
Diameter: 45 mm
Height: 13.1 mm
Water Resistance: 3 Bar
Back case: With synthetic sapphire crystal

Movement
Caliber: 59800
Movement type: Manual-winding
IWC-manufactured movement: Yes
Power Reserve: 192 hours
Frequency: 28800 Vph (4 Hz)
Components: 232
Jewels: 30
Decoration: Côtes de Genève, Perlage