IWC Portugieser IW5045-05

45mm · Platinum · Caliber 51950 · 30m

Portuguese Perpetual Calendar Tourbillon Platinum / Silver

Brand: IWC
Full reference: IW5045-05
Also written as: IW504505
Collection: Portugieser
Case diameter: 45mm
Case thickness: 15.3mm
Lug width: 22mm
Case material: Platinum
Crystal: Sapphire
Water resistance: 30m
Caliber: 51950
Dial color: Silver

Related references — same collection

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

IWC

Portugieser

IW5045-06

45mmPlatinum

IWC

Portugieser

IW504505

45mmPlatinum

IWC

Portugieser

IW504506

45mmPlatinum

IWC

Portugieser

IW3774-01

45mmPlatinum

Compare specifications

Specification	IW5045-05	IW5045-06	IW504505	IW504506	IW3774-01
Case diameter	45mm	45mm	45mm	45mm	45mm
Case material	Platinum	Platinum	Platinum	Platinum	Platinum
Water resistance	30m	30m	30m	30m	30m
Movement	—	—	Automatic	Automatic	—
Caliber	51950	51950	51950	51950	79091
Power reserve	—	—	168 hours	168 hours	—

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 12:00:19 JST

WatchBase · IWC IW5045-05

Original collection: Portugieser

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