B Navitimer B01 Chrono 46 – Ref. AB0127211B1X1

The B Navitimer B01 Chrono 46 Ref. AB0127211B1X1 is a contemporary reinterpretation of a legendary aviation icon. Crafted for modern pilots and enthusiasts alike, this 46 mm stainless steel chronograph combines technical precision, robust construction, and timeless style. Its deep black dial, accented with silver sub-dials and luminous baton markers, ensures exceptional legibility, while the classic AOPA wings at 12 o’clock honor the Navitimer’s storied aviation heritage.

At the heart of the watch lies the in-house B 01 calibre, a COSC-certified automatic chronograph movement with a 70-hour power reserve, capable of measuring elapsed time with 1/4-second, 30-minute, and 12-hour counters. The transparent caseback reveals the meticulous craftsmanship within, showcasing the movement’s intricate finishing and engineering.

Equipped with a bidirectional slide rule bezel for navigational calculations and a durable stainless steel bracelet with folding clasp, the Navitimer B01 Chrono 46 seamlessly blends heritage, precision, and elegance, making it ideal for cockpit, office, or formal occasions.

✅ Technical Specifications

• Brand: B

• Model: Navitimer 1 B01 Chronograph 46

• Reference: AB0127211B1X1

• Origin: Switzerland

• Gender: Men’s

• Case Material: Stainless steel

• Case Diameter: 46 mm

• Bezel: Bidirectional, with slide rule

• Dial: Black with silver chronograph counters and luminous baton markers

• Crystal: Domed sapphire, glare-proofed on both sides

• Bracelet: Stainless steel with folding clasp

• Water Resistance: 30 m / 3 bar

• Movement: B Manufacture Caliber 01, automatic, COSC-certified

• Power Reserve: ~70 hours

• Frequency: 28,800 vph (4 Hz)

• Jewels: 47

• Functions: Hours, minutes, small seconds, date at 6 o’clock, chronograph (1/4 sec, 30 min, 12 hr)

• Weight: Approx. 120 g

Why Choose the B Navitimer B01 Chrono 46?

• Heritage aviation design with modern refinements

• In-house B 01 movement with 70-hour power reserve

• Transparent caseback showcasing mechanical craftsmanship

• Functional slide rule bezel for pilots

• Elegant yet sporty design suitable for every occasion