IWC IW391031
Portofino Chronograph
What Should You Pay?
Estimated fair market values. Actual prices vary by condition, completeness, and seller.
New / Like New / Full Kit
$4,338 – $5,196
low confidence
Excellent / Pre-Owned
$3,739 – $4,479
low confidence
Used / Watch Only
$3,141 – $3,762
low confidence
Fair Market Value
$4,109
Blended estimate for excellent condition
The IWC Portofino Chronograph IW391031 features a 42mm stainless steel case, a silver-plated dial with applied Arabic numerals, and a black alligator leather strap. It houses the automatic IWC caliber 79320 with chronograph, day, and date complications.
Specifications
Case Diameter 42 mm
Case Height 13.6 mm
Case Material stainless steel
Case Shape round
Case Back solid
Lug Width 20 mm
Water Resistance 30m
Crystal sapphire
Bezel Type fixed
Dial Color silver
Dial Indexes arabic
Bracelet/Strap leather
Bracelet Material alligator leather
Clasp pin_buckle
Complications date, day_date, chronograph
Movement
Movement Calibre 79320
Type automatic
Power Reserve 44 hours
Functions hours, minutes, seconds, chronograph, date, day
