Breitling Navitimer B01 Chronograph 46 Blue Dial Watch AB0137211C1A1

The Breitling Navitimer B01 Chronograph 46mm (Ref. AB0137211C1A1) represents the pinnacle of aviation chronograph heritage through authentic slide rule bezel that enables complex flight calculations including fuel consumption, distance, and speed conversions essential for professional pilot operations since 1952. The distinctive blue dial creates sophisticated aesthetic whilst maintaining the high-contrast legibility crucial for cockpit visibility during demanding flight operations.

At 46mm with substantial construction, this provides optimal presence and legibility essential for professional aviation use whilst the bidirectional slide rule bezel functions as sophisticated circular calculator for mathematical operations when electronic aids prove unavailable. The cambered sapphire crystal and mixed brushed and polished finishes create luxury appeal appropriate for both cockpit and civilian environments.

The Manufacture Calibre B01 delivers COSC certification with 70-hour power reserve through rigorous testing that simulates 16 years of wear including 60,000 shocks at 500G resistance. The column wheel chronograph construction ensures precise timing functionality whilst the comprehensive testing protocols validate reliability essential for professional aviation equipment.

The applied hour markers and luminescent elements provide enhanced cockpit visibility whilst the chronograph subdials maintain professional layout for flight timing operations. The five-year warranty demonstrates confidence in long-term reliability essential for demanding aviation applications.

This Navitimer B01 suits professional pilots and aviation enthusiasts seeking authentic flight instrument capability with luxury chronograph sophistication. The slide rule functionality provides genuine operational capability rather than decorative aviation imagery whilst the substantial 46mm sizing and blue dial create distinctive character that honours seven decades of professional pilot timekeeping heritage.