Balmain Tradition B4718.33.22 twel15702 Constellation star and indexes are

Constellation star and indexes are in 18K white gold

Function-wise

a durable mineral glass case cover and 5 ATM water resistance

the pen also features a pink lacquered barrel showing the Swarovski logo and a chrome-plated metal clip

50 Case Material 316L stainless steel case Lugs 22

Balmain Tradition B4718.33.22 twel15702 Constellation star and indexes areThe 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,