IWC Portugieser IW3712-03

40.9mm · Rose Gold · Caliber 76240 · 30m

Portugieser Chrono-Rattrapante Rose Gold / Silver

Brand: IWC
Full reference: IW3712-03
Also written as: IW371203
Collection: Portugieser
Case diameter: 40.9mm
Case thickness: 12.3mm
Case material: Rose Gold
Crystal: Sapphire
Water resistance: 30m
Caliber: 76240
Dial color: Silver

Related references — same collection

Shared specifications help discovery; these links do not assert a predecessor or successor relationship.

IWC

Portugieser

IW3712-10

40.9mmRose Gold

IWC

Portugieser

IW3712-01

40.9mmStainless Steel

IWC

Portugieser

IW3712-02

40.9mmStainless Steel

IWC

Portugieser

IW3712-04

40.9mmStainless Steel

Compare specifications

Specification	IW3712-03	IW3712-10	IW3712-01	IW3712-02	IW3712-04
Case diameter	40.9mm	40.9mm	40.9mm	40.9mm	40.9mm
Case material	Rose Gold	Rose Gold	Stainless Steel	Stainless Steel	Stainless Steel
Water resistance	30m	30m	30m	30m	30m
Caliber	76240	76240	76240	76240	76240

Sources & record notes

Displayed specifications follow the most complete source record. Other source records are retained below; conflicting values are not silently combined. WatchBase.

WatchBase ↗ · 2026-09-22 11:42:47 JST

WatchBase · IWC IW3712-03

Original collection: Portugieser

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Corrections and data limitations