IWC Portugieser IW5444-03

43.1mm · Platinum · Caliber 98245 · 30m

Portugieser Regulateur Platinum

Brand: IWC
Full reference: IW5444-03
Also written as: IW544403
Collection: Portugieser
Case diameter: 43.1mm
Case thickness: 11.8mm
Lug width: 22mm
Case material: Platinum
Crystal: Sapphire
Water resistance: 30m
Caliber: 98245
Dial color: Silver

Related references — same collection

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

IWC

Portugieser

IW5444-01

43.1mmStainless Steel

IWC

Portugieser

IW5444-02

43.1mmRed Gold

IWC

Portugieser

IW5444-04

43.1mmWhite Gold

IWC

Portugieser

IW5447-04

43.1mmPlatinum

Compare specifications

Specification	IW5444-03	IW5444-01	IW5444-02	IW5444-04	IW5447-04
Case diameter	43.1mm	43.1mm	43.1mm	43.1mm	43.1mm
Case material	Platinum	Stainless Steel	Red Gold	White Gold	Platinum
Water resistance	30m	30m	30m	30m	30m
Caliber	98245	98245	98245	98245	98900

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 12:02:07 JST

WatchBase · IWC IW5444-03

Original collection: Portugieser

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Corrections and data limitations