
IWC Portofino Date Automatic 34mm
Reference: IW3513-16
The IWC Portofino Date Automatic 34mm in black is a dress/casual watch released under the Portofino collection. In terms of construction this version features a 34mm case and sapphire crystal. The movement is an automatic IWC reference 37521 based on the ETA 2892-A2 movement. It has a power reserve of 42 hours and beats at a frequency of 28 800 beats per hour.
Essentials
Collection
Year launched
1988
Discontinued
2002
Crystal
Sapphire
Water resistance
30 m
Visuals
Case shape
Round
Case diameter
34 mm
Case height
8.1 mm
Lug width
18 mm
Colors dial
Black
Movement
Caliber
IWC 37521
Base caliber
ETA 2892-A2
Type
Automatic
Power reserve
42 hours
Frequency
28 800 bph /
4 Hz
No. of jewels
21
Complications