BREITLING Navitimer ref.81610 Two-tone bracelet chronograph watch. Round box. Pressure bottom. Cream dial with three golden sub-dials for seconds, chrono minutes and chrono hours. Date window at 3 o'clock. Slide rule on the periphery and on the internal flange. Automatic movement on a Valjoux 7750 base. Oyster-type steel bracelet with folding clasp signed with the Breitling logo. Diameter: 41.5mm Between lugs: 22mm Sold with its Breitling box. Expert: Ader Watches