The machinery inside a watch that keeps things ticking is called the movement or a calibre. A synonym of size, the wordcalibre, 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, including the rotor in automatic watches. Calibres are either mechanical or quartz-based. While the latter are powered mostly by a battery, the former can either be manual winding, or self-would by an oscillating mass or rotor. BVLGARI, an Italian brand inspired by rich Roman history honours its culture and heritage through modern design and products ranging from jewellery, fragrances, and accessories to watches. Since its debut in 2014, the BVLGARI Lvcea collection has become a symbol of radiant yet modern femininity. Elegant but approacha