Breitling Navitimer B01 Chronograph AB0121C4-C920-447A - term15

Design Details That Define the Navitimer

The Breitling Navitimer B01 Chronograph, reference AB0121C4-C920-447A, sets a 46 mm stainless steel case against a deep blue dial and a matching steel bracelet. Few watches wear aviation history so visibly on the wrist.

The blue dial keeps the chronograph calm and legible, while the polished case and bracelet give it a dressier edge than most pilot's watches. It moves easily from a boardroom to a weekend flight.

At 46 mm, this is the boldest expression of the Navitimer formula, so the dial reads clearly from a distance. Chronograph pushers sit within easy reach for timing anything from a holding pattern to a parking meter.

A stainless steel bracelet balances that presence with everyday practicality. Links can be removed for a precise fit, so the watch stays secure through long days and longer trips.

Why Buyers Choose the B01 Chronograph

Enthusiasts prize the Navitimer for combining instrument-panel function with enduring style. This reference keeps that identity intact, and the bold dial colour makes a confident statement on any wrist.

Confirm the condition and included items with the seller before you commit, especially if you are buying pre-owned.

• 46 mm stainless steel case with a blue dial
• Chronograph function with pushers at the case side
• Steel bracelet with removable links for a tailored fit
• Classic Navitimer B01 aviation styling
• Versatile enough for daily wear, travel and formal occasions

Navitimer B01 Specifications and FAQs

What size is the Navitimer B01 AB0121C4?

The case measures 46 mm across, the largest standard Navitimer size.

Can the bracelet be adjusted?

Yes. A jeweller or watchmaker can remove links to fine-tune the fit.

What should I confirm before buying?

Ask about service history, box and papers, and the condition of the case and bracelet.

Is a 46 mm watch comfortable for daily wear?

It is substantial, but the curved case and steel bracelet help it sit close to the wrist.

Can it be worn with formal clothing?

Yes. The blue dial and polished steel finish keep it smart enough for a suit.