BREITLING NAVITIMER 1 B01 CHRONOGRAPH 43 STEEL-BLUE SELF-WINDING REF. AB0121211C1P1 CAL. B01

Polished stainless steel case.
Polished stainless steel Slide-Rule bi-directional rotating bezel.
The Slide-Rule aka Navigation-Computer complication computes airborne calculations such as fuel consumption, climbing times & converts miles into nautical miles or kilometers.
Blue dial with black subdials and silver dial flange.
Applied polished index hour markers with luminous tips.
Fine printed minutes/seconds & fraction-of-a-second track.
Polished hands, the hour & minutes hands with luminous fill.
Small running seconds sub-dial located at the 9 o'clock position.
Date window located between the 4 & 5 o'clock position.
Chronograph/Stopwatch functions:
Large central red seconds hand counter, capable of keeping time up to 1/4th of a second.
30 minute sub-dial counter located at the 3 o'clock position.
12 hour counter sub-dial located at the 6 o'clock position.
Breitling in house caliber B01 beats at 28,800 vph, contains 47 jewels & has an approximate power reserve of 70 hours.