Longines Primaluna L8.112.5.88.6 mk3640 filled with approximately 1

filled with approximately 1

50m water resistance and buckle strap closure

which comes with a round dial

Safeguarded by a mineral glass

Longines Primaluna L8.112.5.88.6 mk3640 filled with approximately 1The machinery inside a watch that keeps things ticking is called the movement or a calibre. A synonym of size, the word calibre, first used as a watchmaking term in 1715, originally referred to the build of a watch movementthe layout, dimensions, shape and size of the wheels, barrels, bridges and so on. Today the word is a substitute for movement, the complete mechanism with the mainspring, escape wheel, bridges, gear train, and other components,