IWC Portugieser Tourbillon Rétrograde Chronograph Platinum / Silver Ref. IW3940-06

The IWC Portugieser Tourbillon Rétrograde Chronograph Platinum / Silver IW3940-06 has a 44 mm platinum case, measures 17 mm thick, and is water resistant to 30 metres.

The IWC Portugieser Tourbillon Rétrograde Chronograph reference IW3940-06 was introduced in 2020. This watch is powered by a caliber 89900 movement, which combines a tourbillon with retrograde date and a chronograph - a movement first used the Portugieser in a unique piece created to benefit the Laureus Sport for Good foundation. The case is Platinum while the dial color is Silver.

Diameter: 44 mm
Thickness: 17 mm
Water resistance: 30 m
Case: Platinum
Released: 2020
Movement: IWC caliber 89900

Specifications

Case and dimensions

Case diameter: 44 mm
Thickness: 17 mm
Case shape: Round
Case material: Platinum
Crystal: Sapphire
Case back: Open
Water resistance: 30 m

Dial

Dial colour: Silver
Indexes: Arabic Numerals
Hands: Alpha

Movement

Calibre: IWC caliber 89900
Movement maker: IWC
Movement type: Automatic
Display: Analog
Power reserve: 68 h
Frequency: 28800 vph
Jewels: 52
Movement diameter: 30 mm
Complications: Chronograph, Column wheel, Flyback, Hours, Minutes, Small Seconds and Tourbillon Escapement