About this caliber
Oris 771, base SW 510
Ø 30.00 mm, 13 1/4’’’
Centre hands for hours, minutes and chronograph 1/4 seconds, 2 subsidiary dials for continuous seconds and 30 minutes counter, fine timing device and stop-second
Automatic winding, with red rotor
Power reserve 48 hrs
Technical details
- Movement
- AUTOMATIC
- Display
- Analog
- Jewels
- 27
- Power reserve
- 48 hours
- Frequency
- 28,800 vph (4.0 Hz)
- Hands
- Chronograph: Chronograph
Hands: Additional 12 Hour Hand (adjustable), Hours, Minutes, Small Seconds
- Diameter
- 30 mm
- Height
- -
- Parts
- -