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Differs

Zenith Pilot Big Date Flyback49.4000.3652/21

Zenith Pilot Big Date Flyback

IWC Schaffhausen Ingenieur Automatic 42IW338903

IWC Schaffhausen Ingenieur Automatic 42

General

Collection (differs): Pilot; Ingenieur
Status: Not known; In production
Introduced (differs): 2023; 2025
Retail price: Not known; US$22,700

Case

Shape: Round; Round
Diameter (differs): 42.5 mm; 42 mm
Thickness: Not known; 11.5 mm
Lug width: Not known; 14 mm
Material: Ceramic; Ceramic
Caseback: Display (sapphire); Display (sapphire)
Crystal (differs): Sapphire; Sapphire, Domed, Anti-reflective on both sides
Water resistance: 100 m; 100 m

Movement

Calibre (differs): Zenith El Primero 3652; IWC 82110
Type: Automatic; Automatic
Power reserve: 60 h; 60 h
Frequency (differs): 36,000 vph (5 Hz); 28,800 vph (4 Hz)
Jewels (differs): 35; 22
Functions (differs): Big date
Chronograph
Column wheel
Flyback
Hours
Minutes
Small seconds; Central hacking seconds
Date display
Complications (differs): Big date
Chronograph
Flyback chronograph
Small seconds; Central seconds
Date
Hacking (stop) seconds

Dial

Colour: Black; Black
Pattern: Not known; Guilloché
Indices (differs): Arabic numerals; Mixed
Hands (differs): Alpha; Baton

Bracelet

Type: Not known; Metal bracelet
Material: Not known; Ceramic