OMEGA Speedmaster Chronoscope

The Omega Speedmaster Chronoscope 329.33.43.51.02.001 has a 43 mm steel case with an aluminum bezel and a leather strap, paired with a silver dial protected by a sapphire crystal. It is powered by the automatic Omega calibre 9908, a Master Chronometer movement certified as a chronometer. The dial features a chronograph with small seconds and a tachymeter scale, and the case back is a display back allowing a view of the movement.