METAL: Stainless Steel. MEASUREMENTS: Case - 38mm excl crown/pushers. Band with deployment buckle bearing Omega logo, will fit approx. 7" wrist. Omega black dial with 3 register chronograph. MOVEMENT: Automatic, Running order. Case back marked :"JRC 5-20-01" , #57180277. Watches are guaranteed to be in running order, if described as such, at the time of listing only. Watches have not been tested for features functionality, unless otherwise stated in description.