18K rose gold case, brown crocdile leather strap with a deployant buckle, black dial with gold hands and gold applied arabic numerals, day of the week subdial displayed at the 9 o'clock, month at the 12 o'clock and the date at the 3 o'clock, a moon phase is displayed at the 6 o'clock, water resistant to 30 meters, automatic GP movement 33Q0.D, Caliber 11 ½''', Frequency 28.800 Vibr./h (4 Hz), 27 jewels, power reserve min. 50 hours, see-through case-back fastened with 4 screws. The perpetual calendar mechanism enables the date display to take into account the different lengths of the months automatically, including leap years: it is a mechanism based on a cam, a so-called twelve-cam (which completes one rotation every 12 months), and a wheel called the forty-eight (which completes one rotation every forty-eight months, or four years) enabling the inclusion of 29th February, each leap year.