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IWC Portugieser Tourbillon Rétrograde Chronograph, Portugieser IW3940-09
Reference

IWC Portugieser Tourbillon Rétrograde Chronograph, Portugieser IW3940-09

Limited to 100 pieces, this masterwork of fine watchmaking is crafted from 18-carat Armor Gold® and combines a flying minute tourbillon with a retrograde date display and a flyback chronograph. Case: Reference: IW394009; Dial Color: Black; Case: 18 ct Armor Gold®; Strap: Black alligator leather strap by Santoni;…

ReferenceIW3940-09
CollectionPortugieser
Case diameter43.5 mm
Case materialArmor Gold
Case shapeRound
Case backOpen
Movement89900
Power reserve68 h
Dial colourBlack
IndexesArabic Numerals
HandsAlpha
CrystalSapphire

This is a reference-catalog entry for the IWC Portugieser Tourbillon Rétrograde Chronograph, Portugieser IW3940-09. 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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