Patek Philippe Men’s Complications World Time Chronograph

39.50 mm 18K white gold case, sapphire-crystal back, 3-zone blue dial with hand-guilloche navy blue center, a 24-hour ring with day/night indication, blue city disk, caliber CH 28-520 HU self-winding movement with column-wheel chronograph, local time, display of 24 time zones, day/night indication, approximately 50-55 hours of power reserve, matt navy blue hand-stitched alligator strap with large square scales, 18K white gold fold-over buckle. Water-resistant up to 30 meters.