Caliber B20
Automatic
The Breitling B20 is an automatic time-only movement with a date function, derived from the Tudor MT5612 caliber. It utilizes a variable inertia oscillator with a silicon hairspring, secured by a traversing balance bridge for enhanced shock and vibration durability, and holds chronometer status.
Caliber Details
- Manufacturer
- Breitling
- Base Movement
- Tudor MT5612
- Type
- Automatic
- Frequency
- 28800 vph
- Power Reserve
- 70 h
- Jewels
- 28
- Diameter
- 31.80 mm
- Display
- Analog
- Hands
- Hours, Minutes, Seconds
