Breitling Chronomat Evolution Ref AB0420 (2013) is a discontinued edition of the brand’s flagship chronograph which debuted in 1940 and was revived in the 1980s. It is positioned by the brand as an authority in mechanical chronographs boasting the latest in Breitling watchmaking technologies and aesthetics. Ref. AB0420 is a desirable stainless steel and slate dial example featuring a robust 44mm case outfitted with a 24-hour bezel Tachymeter scale chronograph movement and accompanying side pushers. The conical crown silky multi-link bracelet and high-polished finish add a refined and elevated flair to the watch for immense wrist presence.