Omega Seamaster series, model: 215.92.46.51.01.001, the entire watch is made of matte ceramic, which is lightweight and wear-resistant. It has a 45.5mm diameter, a black dial, luminous hour markers, dual sub-dial chronograph function, date display, a ceramic unidirectional rotating chronograph bezel decorated with 15-minute orange hour markers, an orange bezel decoration on the crown pushers, and an orange Omega logo. Equipped with the self-produced 9900 Master Chronometer co-axial automatic movement with a transparent back, it is water-resistant to 600 meters.