This watch has ultra-thin mechanical self-winding movement Caliber 240 Q. Perpetual calendar. Day, date, month, leap year and 24-hour indication by hands. Moon phases. Dial: ivory lacquered, gold applied Breguet numerals. Alligator strap with square scales, hand-stitched, shiny chocolate brown, fold-over clasp. Interchangeable full back and sapphire-crystal case back. Water resistant to 30 m. Yellow gold case diameter: 39 mm.