Dynamic Chronograph 5240.50

Third-series Dynamic chronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display., launched in 1997 at Inhorgenta in Munich and inspired by Omega's Second World War pilot's watches: black dial with luminous Breguet-style Arabic numerals, broad sword hands, yellow chronographChronographA watch function for starting, stopping and resetting an elapsed-time measurement independently of the ordinary time display. hand, railroad track, no bezelBezelThe frame surrounding the crystal at the front of a watch.; caliberCaliberThe designation of a watch movement, identifying its design or movement family. 1138. Discontinued in 1999 alongside a three-hand sister.