With quartz movement the mother-of-pearl dial with Roman numerals three subsidiary dials indicating constant seconds 30 minutes and 12 hours registers eccentric window for date seven white gold mounted diamonds floating between the two crystals in tonneau-shaped case with pavé-set diamond bezel the back secured by eight screws diamond-set lugs crown and chronograph buttons 18K white gold Chopard link bracelet and hidden clasp case dial and movement signed