The round, water-resistant Jules Audemars case, created as a tribute to one of the manufactory’s founders, houses a chronograph movement accurate to 1/5 second. Crafted in 750 (18K) yellow gold, it is set off by a black leather strap and black dial, which has two counters: minutes at 9 o’clock and seconds at 3 o’clock. Automatic 2226/2841 calibre movement: 28,800 V/h, 54 rubies, 38-hour power reserve, 6.15 mm high, casing-diameter 29.9 mm. Spherical sapphire crystal.