Omega Seamaster Ploprof Co-Axial Diver`s Watch (126.96.36.199.99.001). Caliber 8912 automatic Co-Axial Master Chronometer movement with central seconds hand. Grey dial and index hour markers. Bi-directional rotating bezel stamped with Arabic numerals set on a 55 x 48 mm titanium case. Helium-scape valve. Sapphire crystal on top and exhibition case back. Water resistant to 1200M. Titanium mesh bracelet and additional grey rubber strap.