IWC Portofino IW4591-01

IWC Portofino IW4591-01

37mm · Stainless Steel · Caliber 35700 · 30m

Portofino Automatic Day & Night 37

Brand
IWC
Full reference
IW4591-01
Also written as
IW459101
Collection
Portofino
Case diameter
37mm
Case thickness
11mm
Case material
Stainless Steel
Crystal
Sapphire
Water resistance
30m
Caliber
35700
Dial color
White

Related references — same collection

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

Compare specifications

SpecificationIW4591-01IW4581-01IW4581-02IW4581-03IW4581-04
Case diameter37mm37mm37mm37mm37mm
Case materialStainless SteelStainless SteelStainless SteelStainless SteelStainless Steel
Water resistance30m30m30m30m30m
Caliber3570035111351113511135111

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 · IWC IW4591-01

Original collection: Portofino

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Corrections and data limitations