The Omega Co-Axial Power Reserve (ref. 4632.31.31) is a men's dress watch with a 39 mm round case in yellow gold. It has a silver dial under sapphire crystal.
It is powered by a self-winding mechanical movement. Features: Small seconds, power reserve indicator, co-Axial escapement, c.O.S.C. chronometer, transparent caseback. Water-resistant to 100 m. The watch is fitted with an alligator leather strap with a folding clasp in 18k yellow gold.
This example is pre-owned and in good condition.
