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Representative illustration: black chronograph dial and silver bracelet. Actual IWC Portofino Grey Dial Chronograph 18kt White Gold Brown Leather Men's Watch IW378301 may differ.
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IWC

IWC Portofino Grey Dial Chronograph 18kt White Gold Brown Leather Men's Watch IW378301

Model: IW378301

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Description

IWC IW378301 details

18kt white gold case with a brown leather strap. Fixed bezel. Grey dial with silver-toned hands and index hour markers. Minute markers around the outer rim. Dial Type: Analog. Day of the week and date display at the 3 position. Chronograph - three sub-dials displaying: 60 second, 30 minute and 12 hour. Automatic movement. Scratch resistant sapphire crystal. Case diameter: 41 mm. Case thickness: 13.5 mm. Round case shape. Tang clasp. Water resistant at 30 meters / 100 feet. Functions: date, hour, minute, second. Dress watch style. Watch label: Swiss Made. IWC Portofino Grey Dial Chronograph 18kt White Gold Brown Leather Men's Watch IW378301.

Specifications

Case material
18kt White Gold
Case thickness
13.5 mm
Bracelet
Leather
Crystal
Scratch Resistant Sapphire
Clasp
Tang
Water resistance
30 meters / 100 feet
Dial
Grey
Calendar
Day of the Week and Date display at the 3 o'clock position
Functions
Chronograph, Date, Day, Hour, Minute, Second
Hands
Silver-toned
Bezel
Fixed
Movement
IWC Calibre 79320

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1 current offer
Jomashop$10,440.00

Out of stock

$10,440.00

Shipping not supplied · Checked 24 Oct 2026, 13:50 UTC

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Price history

Lowest observed$10,440.00
Observed price history for IWC Portofino Grey Dial Chronograph 18kt White Gold Brown Leather Men's Watch IW378301 Step chart of 5 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. $11,200.00$11,000.00$10,800.00$10,600.00$10,400.00$10,200.00$10,000.00$9,800.00 Sep 13Sep 27Oct 10Oct 24 Jomashop: $10,440.00, 13 Sept 2026, 13:50 UTCJomashop: $10,440.00, 16 Sept 2026, 14:19 UTCJomashop: $10,440.00, 19 Sept 2026, 14:50 UTCJomashop: $10,440.00, 22 Sept 2026, 15:03 UTCJomashop: $10,440.00, 24 Oct 2026, 13:50 UTC Observation date Listed price (USD)
  • Jomashop$10,440.00 · 5 observations