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IWC Portofino Chronograph Stainless Steel / S.Y. Lee IW3910-34
Reference

IWC Portofino Chronograph Stainless Steel / S.Y. Lee IW3910-34

The IWC Portofino ref. IW3910-34 is a limited edition of 56 pieces created in honor of Lee Seung-yuop, a retired Korean baseball player. The number of pieces produced is a reference to his record of 56 home runs in one season. The dial is silver with bright blue sub dials; the case back is engraved with the unique…

ReferenceIW3910-34
CollectionPortofino
Case diameter42 mm
Case materialStainless Steel
Case shapeRound
Case backClosed
MovementIWC caliber 75320Hours
Water resistance30 m
Dial colourSilver
IndexesStick / Dot
HandsFeuille
CrystalSapphire
Year introduced2019
Limited editionYes

This is a reference-catalog entry for the IWC Portofino Chronograph Stainless Steel / S.Y. Lee IW3910-34. 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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