Breitling Caliber B17

Breitling Caliber 17

Breitling Caliber B17

BrandBreitling
Caliber Number17, B17
Base Caliber
ETA 2824-2
Movement Type
Automatic, self-winding mechanical
Lignes
11.5”’
Diameter25.6mm
Thickness4.6mm
Power Reserve~38 hours
Content Credit
calibercorner.com
Jewels25
Vibrations Per Hour
28,800 bph, 4Hz
Lift Angle
50 degrees
Shock ProtectionIncabloc
RegulatorEtachron
Rotor Type
Ball bearing
Rotor Winding Direction
Bi-directional
Hand-Windable?
Yes
Hand Winding Direction
Clockwise
Hacking Seconds?Yes
FunctionsCentral hours; central minutes; central sweeping seconds; date at 3:00 (could be different depending on the date window cutout on the dial)
Country of ManufactureSwitzerland, Swiss made
Known Models
SuperOcean, SuperOcean Steelfish, SuperOcean Pro, SuperOcean 42, SuperOcean 44, SuperOcean Heritage, Avenger Blackbird, Avenger Seawolf, Colt Auto, Colt Ocean Auto, Shark Auto,  (Add your watch in the comments below…)

The Breitling caliber 17 (sometimes called Breitling Calibre B17) is found in many automatic Breitling watches. The B17 is basically an ETA cal. 2824-2 with a Breitling branded rotor.

This caliber is said to be assembled and regulated by Breitling and is a Chronometer grade (read more about grades).

Additional Resources:

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Venus Caliber 178
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