Omega 231.10.39.21.02.001
Omega, Seamaster series, AQUA TERRA, model: 231.10.39.21.02.001, complete set, featuring a 316L stainless steel case with a cream-silver dial, automatic mechanical, certified by the observatory, 38.5mm diameter, double-sided anti-reflective sapphire crystal, transparent case back, 150 meters water resistant, stainless steel strap.