
Ref. IW659801
The IWC Portofino Automatic Day & Night 34, reference IW659801, is a steel watch measuring 34 mm across. The case stands 8.9 mm thick, and the blue dial sits under a convex sapphire crystal with antireflective coating on both sides. Inside is the self-winding calibre 35180, which runs with a power reserve of 50 hours. The watch shows a central seconds display alongside a day and night indication. It is fitted on a blue calfskin strap with a quick-change system. Lug width measures 16 mm. The case carries a rating of 50 metres, or 5 bar.
TECHNICAL SPECIFICATIONS
GENERAL
Gender
Women
CASE
Diameter
34mm
Thickness
8.9mm
Lug Width
16mm
Case Material
Steel
Water Resistance
50m
Crystal
Sapphire Crystal
MOVEMENT
Movement Type
Automatic
Caliber
35180
DIAL
Dial Color
Blue
BRACELET/STRAP
Bracelet/Strap
Calf Skin
FEATURES & COMPLICATIONS
QUICK FACTS
BRAND
IWC SchaffhausenREFERENCE
IW659801COLLECTION
PortofinoMOVEMENT
AutomaticCALIBER
35180CASE MATERIAL
SteelCRYSTAL
Sapphire CrystalWATER RESISTANCE
50m (rain/splash)GENDER
Women