Speedmaster Racing 44.25 mm Collection_Air Command On the black dial

On the black dial

while 18K Sedna™ gold is used for the hands as well as the indexes

Reference: 310

while the caseback is stamped with the Constellation Observatory medallion

A timeless collection since 1994

Speedmaster Racing 44.25 mm Collection_Air Command On the black dialThis Speedmaster Racing Master Chronometer model features a 44. 25 mm stainless steel case and bracelet with a black ceramic bezel ring that includes the famous tachymeter scale in orange wording and Liquidmetal numbers. On the matt black dial, there is a distinctive racing style minute track which gives the watch its name. There are also two subdials with blackened applied rings as well as a 6 oclock date window that blends with the colour of the