Omega Seamaster Aqua Terra 150M 41mm stainless steel horizontal teak Grey dial is distinctive. Debugging is made easier with the screw-in convex carving technology crown’s new “conical” form. The Omega Seamaster Aqua Terra 150M 41mm two-way energy storage is precise and dependable thanks to its integrated machine movement and black balance wheel! From land to sea, the top and lower sapphire-coated AR glass can perform all tasks!