Unveiled at SIHH 2017, the IWC Portugieser Chronograph Classic ref. IW3903-01 showcases a refined case, a simplified dial, and a flatter crystal compared to its predecessor. This specific model pairs a red gold case with a silver dial.
Movement Type
Automatic Chronograph
Caliber
89361Jewels
38
Reserve
68
Frequency
28800
Hands
Small Seconds
Shape
Round
Material
Red Gold
Glass
Sapphire
Thickness
14.50 mm
Diameter
42.00 mm
Water Resistance
30.00 m
Dial Color
Silver
