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IWC Portofino Chronograph, Portofino IW3910-37
Reference

IWC Portofino Chronograph, Portofino IW3910-37

With its classic elegance and a discreet instrument design, the Portofino Chronograph in 42 millimetres attained the status of an icon. Case: Reference: IW391037; Dial Color: Silver plated; Case: Stainless steel; Strap: Blue alligator leather strap; Diameter: 42 mm; Movement: Automatic, self-winding; Strap width:…

ReferenceIW3910-37
CollectionPortofino
Case diameter42 mm
Case materialStainless steel
Case shapeRound
Case backClosed
Movement75320
Power reserve44 h
Dial colourSilver plated
IndexesStick / Dot
HandsFeuille
CrystalSapphire
Original retail (USD)$6,900

This is a reference-catalog entry for the IWC Portofino Chronograph, Portofino IW3910-37. WatchFlow's Watch Library lets a dealer attach a reference like this to a piece of stock in one click, so the brand, reference and specs are filled in automatically instead of retyped — then that record drives listings, invoices and reports. See how it fits the wider watch inventory management workflow.

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