Omega 231.20.39.21.51.003
Omega Seamaster Aqua Terra 231.20.39.21.51.003 men's automatic mechanical wristwatch with steel straps, featuring a 8500 movement on the back, an 18K rose gold bezel, a 39mm diameter, a black dial with diamond graduations, an 18K gold crown, and a folding clasp on the back.