18k yellow gold case 29.0 mm in diameter. Two cabochon sapphire pushers for independent hour adjustment, the pusher at 8 activates the local time jump-hour forwards by one hour at a time, the second pusher at 10 activates the same hand backwards. Cabochon sapphire crown, snap-on back. Concave lugs. Thickness 8 mm. 18K yellow gold hobnail bezel. Scratch resistant sapphire crystal. White with applied yellow gold Breguet numerals, subsidiary dials for the seconds at 6 and the 24-hours second time zone at 12. Black oxydized gold feuille hands, yellow gold hand for the second time zone. Outer railway minute divisions. Black strap with 18K yellow gold tang buckle. Manual winding movement. Patek papers and pouch.