Introduced in the Reverso Squadra World Chronograph in 2006, this was the first automatic chronograph movement used in a Reverso watch as well as the first worldtimer Reverso. Calibre 753 is closely related to GMT movement JLC 754, introduced in the same year. Both are still in use today.
The Calibre 753 is made up of 366 pieces. It runs at 28,800 vph and has 44 jewels. It is a double barrel movement for a power reserve of 65 hours.