Rolex caliber 2231

Ref. 2231

The Rolex caliber 2231 is an automatic movement with a 48-hour power reserve, beats at 28,800 vph, and carries 31 jewels.

Calibre 2231 is a self-winding mechanical movement entirely developed and manufactured by Rolex. Like all Rolex Perpetual movements, the 2231 is a certified Swiss chronometer, a designation reserved for high-precision watches that have successfully passed the Swiss Official Chronometer Testing Institute (COSC) tests. Its architecture, in common with all Oyster watch movements, makes it singularly reliabl

Type: Automatic
Display: Analog
Power reserve: 48 h
Frequency: 28800 vph
Jewels: 31
Diameter: 20 mm
Complications: Chronometer, Hours, Minutes, Seconds