TUDOR - Heritage Chrono ref. 70330N. Round case, solid back. Grey and orange black dial with grey and orange black strap. Round steel case, full back, screw-down crown and push-pieces. Automatic mechanical movement. Size: 42mm Weight: 97.67g The watch is in working order at the time of writing, but we cannot guarantee its future operation. As the watch has not been tested over a long period, we cannot guarantee the operation of the movement or its power reserve. We recommend that you have the watch serviced.