

Breitling Navitimer B01 Chronograph 46 RB0137241G1P1
Breitling’s iconic pilot’s chronograph – for the journey. In 1952, Willy Breitling developed a wrist-worn chronograph with a circular slide rule that would allow pilots to perform all necessary flight calculations.
| Caliber | Breitling 01 (Manufacture) | 
|---|---|
| Movement | self-winding mechanical | 
| Power reserve | approx. 70 hrs | 
| Chronograph | 1/4th second, 30 minutes, 12 hours | 
| Vibration | 28,800 v.p.h | 
| Jewel | 47 jewels | 
| Calendar | Dial aperture | 
| Case material | 18k Red Gold | 
|---|---|
| Caseback | Screwed in (sapphire crystal) | 
| Water resistance | 3 bars | 
| Bezel | Bidirectional, slide rule | 
| Crown | Screw-locked, two gaskets | 
| Crystal | Sapphire | 
| Diameter | 46.0 mm | 
|---|---|
| Thickness | 13.9 mm | 
| Height (upper lug tip to lower lug tip) | 51.8 mm | 
| Lug width (in-between lug) | 24.0 mm | 
| Strap material | Alligator Leather | 
|---|---|
| Strap color | Black | 
| Strap type | Straight | 
| Lug | 24/20 mm | 
| Buckle Material | 18k Red Gold | 
| Buckle type | Folding clasp | 
| Buckle size | 20 mm |