Omega
Ref. 3510.50.00
Omega Cal. 3220 automatic movement (ETA 2890-A2 with Dubois-Depraz chronograph module), ~40h power reserve. 39mm stainless steel case, hesalite (acrylic) crystal (some later variants may differ), black dial, black tachymeter bezel, stainless steel bracelet, 30m water resistance.
Specifications