OMEGA - Speedmaster X-33 Regatta. Titanium wristwatch. Round titanium case, screw-down back. Black dial with analogue and digital display with Regatta chronograph and countdown functions. Multifunction quartz movement. Sapphire crystal. Textile strap with buckle Diameter: 44mm Weight: 77.95g The watch is in working order at the time of writing, However, we cannot guarantee that it will work in the future. As the watch has not been tested over a long period of time, we cannot guarantee the movement and its power reserve. A of the watch is recommended.