IWC Portugieser IW504-507

45mm · Red Gold · Caliber 51950 · 30m

Portuguese Perpetual Calendar Tourbillon Armor Gold / Bucherer

Brand: IWC
Full reference: IW504-507
Also written as: IW504507
Collection: Portugieser
Case diameter: 45mm
Case thickness: 15.3mm
Lug width: 22mm
Case material: Red Gold
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

IW5045-01

45mmRed Gold

IWC

Portugieser

IW5045-04

45mmRed Gold

IWC

Portugieser

IW504501

45mmRed Gold

IWC

Portugieser

IW3774-02

45mmRed Gold

Compare specifications

Specification	IW504-507	IW5045-01	IW5045-04	IW504501	IW3774-02
Case diameter	45mm	45mm	45mm	45mm	45mm
Case material	Red Gold	Red Gold	Red Gold	Red Gold	Red Gold
Water resistance	30m	30m	30m	30m	30m
Movement	—	—	—	Automatic	—
Caliber	51950	51950	51950	51950	79091
Power reserve	—	—	—	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 11:58:22 JST

WatchBase · IWC IW504-507

Original collection: Portugieser

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Corrections and data limitations