Self-winding mechanical movement with GMT function and date display. Satin-finished steel case with five screws and steel bezel with a polished finish. Diameter 46 mm. Black dial with applied silver hour markers. Date window with double opening at 12 o'clock. Large counter at 6 o'clock to indicate the second time zone with Roman numerals. Signed crown. Satin steel case back. Original black leather strap with white stitching. Steel folding clasp.