IWC Portofino IW3731-01

IWC Portofino IW3731-01

35mm · Yellow Gold · Caliber 631 · 30m

Portofino Chronograph MecaQuartz Yellow Gold / White / Alligator

Brand
IWC
Full reference
IW3731-01
Also written as
IW373101
Collection
Portofino
Case diameter
35mm
Case thickness
7.8mm
Lug width
18mm
Case material
Yellow Gold
Crystal
Sapphire
Water resistance
30m
Caliber
631
Dial color
White

Related references — same collection

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

Compare specifications

SpecificationIW3731-01IW3731-02IW3731-05IW3731-06IW9531-01
Case diameter35mm35mm35mm35mm35mm
Case materialYellow GoldYellow GoldYellow GoldYellow GoldYellow Gold
Water resistance30m30m30m30m30m
Caliber631631631631631

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 IW3731-01

Original collection: Portofino

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Corrections and data limitations