IWC

IWC Portofino Chronograph Automatic Men's Watch IW391002

Model: IW391002

Description

IWC IW391002 details

Silver-tone stainless steel case with a black (alligator) leather strap. Fixed silver-tone stainless steel bezel. Black dial with silver-tone hands and index hour markers. Roman numerals mark the 6 and 12 o'clock positions. minute markers around the outer rim. Dial Type: Analog. Luminescent hands and markers. Day of the week and date display at the 3 o'clock position. Chronograph - three sub-dials displaying: 60 seconds, 30 minutes and 12 hours. IWC Calibre 79320 Automatic movement, based upon ETA 7750, containing 31 Jewels, bitting at 28800 vph, and has a power reserve of approximately 44 hours. Scratch resistant sapphire crystal. Screw down crown. Solid case back. Round case shape, case size: 42 mm, case thickness: 13.5 mm. Band width: 20 mm. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: chronograph, date, day, hour, minute, second. Portofino Series. Luxury watch style. Watch label: Swiss Made. Item Variations: IW3910-02 / 3910-02 / 391002. IWC Portofino Chronograph Automatic Men's Watch IW391002.

The lowest new USD price we found for the IWC IW391002 is $5,700.00 at Jomashop, checked 30 Oct 2026, 17:24 UTC, across 1 retailer in stock when checked. The lowest price recorded in the last 30 days is $5,700.00, at Jomashop on 19 Oct 2026, 14:54 UTC.

Specifications

Case diameter
42
Case material
Stainless Steel
Case thickness
13.5 mm
Band width
20 mm
Bracelet
(Alligator) Leather
Crystal
Scratch Resistant Sapphire
Clasp
Tang
Water resistance
30 meters / 100 feet
Dial
Black
Calendar
Day of the Week and date display at the 3 o'clock position
Functions
Chronograph, Date, Day, Hour, Minute, Second
Hands
Silver-tone
Case back
Solid
Crown
Screw Down
Bezel color
Silver-tone
Bezel
Fixed
Movement
IWC Calibre 79320

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Compare current offers

1 current offer
Jomashop$5,700.00
Lowest price

In stock

$5,700.00

Shipping not supplied · Checked 30 Oct 2026, 17:24 UTC

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Price history

Lowest observed$5,700.00
Observed price history for IWC Portofino Chronograph Automatic Men's Watch IW391002 Step chart of 6 validated retailer price observations. Each listing's last observed price is carried forward from its first observation to the chart's end. Dots mark actual observations. The horizontal axis is observation date and the vertical axis is listed price in USD. $6,100.00$6,000.00$5,900.00$5,800.00$5,700.00$5,600.00$5,500.00$5,400.00$5,300.00 Sep 12Sep 28Oct 14Oct 30 Jomashop: $5,700.00, 12 Sept 2026, 00:00 UTCJomashop: $5,700.00, 15 Sept 2026, 00:03 UTCJomashop: $5,700.00, 18 Sept 2026, 00:17 UTCJomashop: $5,700.00, 21 Sept 2026, 00:32 UTCJomashop: $5,700.00, 19 Oct 2026, 14:54 UTCJomashop: $5,700.00, 30 Oct 2026, 17:24 UTC Observation date Listed price (USD)
  • Jomashop$5,700.00 · 6 observations

Price comparison at a glance

Lowest current listing
$5,700.00
Jomashop · In stock
Checked 30 Oct 2026, 17:24 UTC
Retailers compared
1
Compared with the next retailer
No other recent in-stock offer
Latest retailer check
30 Oct 2026, 17:24 UTC

Lowest recorded price in the last 30 days: $5,700.00 at Jomashop on 19 Oct 2026, 14:54 UTC. Prices recorded on 2 days, from 19 Oct 2026, 14:54 UTC to 30 Oct 2026, 17:24 UTC.

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