The Speedmaster Racing ref. 329.30.44.51.04.001 is the 44.25 mm stainless-steel chronograph with a white dial, black ceramic tachymeter bezel and racing minute track. It is powered by the Master Chronometer Co-Axial Calibre 9900 (METAS-certified, antimagnetic to 15,000 gauss, about a 60-hour power…
Open in DialAtlas