Technicum Le Locle Triple Date Moonphase Chronograph “Datocompax” School Watch 23 December 1961

December 1961

no lugs “build in strap “

- Rolex Oyster bracelet ref 78360 with endlinks 501b

• Original black tachymeter bezel

The case back has the engraving of the Santos plane

Technicum Le Locle Triple Date Moonphase Chronograph “Datocompax” School Watch 23 December 1961This moonphase and annual calendar complication chronograph, known as a Dato Compax, is a particularly special piece! Referred to as a school watch or montre cole, this watch was created by a watchmaking student as part of their practical dissertation to graduate. Swiss technical colleges, like the Technicum in Le Locle, were established in the late 19th century to meet the demand for formally trained watchmakers, a crucial role in Switzerlands