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Rolex Caliber - Watch Database - December 3, 2020

Rolex caliber 2231

Description

 

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 reliable

Brand:Rolex
Reference:2231
Movement:Automatic
Display:Analog
Diameter:20.00
Jewels:31
Reserve:48
Frequency:28800
Hands:Hours, Minutes, Seconds
Additionals:Chronometer
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