IWC
Portofino Chronograph
Ref. IW3910-25
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Specifications
Reference
- Collection
- Portofino
- Reference
- IW3910-25
Case
- Size
- 42 mm
Movement
- Calibre
- 79320
- Power reserve
- 44 hours
Dial & Bracelet
- Dial
- Silver plated
About this reference
With its striking push-buttons and functional, technology-inspired dial, this chronograph brings a refreshingly sporty note to the Portofino family. Case: Reference: IW391025; Dial Color: Silver plated; Case: 18 ct 5N gold; Strap: Dark brown alligator leather strap; Diameter: 42 mm; Movement: Automatic, self-winding; Strap width: 20 mm; Buckle width: 18 mm; Height: 13.6 mm; Water Resistance: 3 Bar; Back case: Standard. Movement: Caliber: 79320; Movement type: Automatic, self-winding; Power Reserve: 44 hours; Frequency: 28800 Vph (4 Hz); Components: 240; Jewels: 25; Decoration: Côtes de Genève, Perlage. Features: Small hacking seconds; Sapphire glass, convex, antireflective coating on both sides; Day and date display; Chronograph function with hours, minutes and seconds.
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