

Paying homage to three generations of inventors – Léon, Gaston & Willy Breitling – the Premier Datora is the most refined Breitling chronograph with its complete calendar and moon-phase. As Willy Breitling said, the Premier is an “unmistakable stamp of impeccable taste”.
TECHNICAL DATA
| Caliber | Breitling B25 (Manufacture) |
|---|---|
| Movement | self-winding mechanical |
| Power reserve | approx. 48 hrs |
| Chronograph | 1/4th second, 30 minutes |
| Vibration | 28,800 v.p.h |
| Jewel | 26 jewels |
| Calendar | Day, date, month & moon-phase |
| Warranty | 5 years |
| Case | Stainless Steel |
|---|---|
| Caseback | Screwed in (sapphire crystal) |
| Water resistance | 100 m (330 ft) |
| Bezel | Fixed |
| Crown | Non screw-locked, two gaskets |
| Crystal | Cambered sapphire, glareproofed both sides |
| Diameter | 42.0 mm |
|---|---|
| Thickness | 15.3 mm |
| Weight (without strap) | 88.5 g. |