Pre-Owned Patek Philippe Nautilus Chronograph Blue Dial Watch 5990-28-573

Silver-tone stainless steel case and bracelet, fixed silver-tone bezel. Sunburst blue dial with luminous applied hour markers and baton hands at the 12 o'clock position showing date. Analog display features Arabic minute markers (at five-minute intervals) and a small seconds sub-dial displaying elapsed minutes from the chronograph function, along with a central second hand. Automatic movement calibre CH 28-520 C FUS includes column wheel mechanism, breguetienne winding system, automatic rotor, 34 jewels, approximately 370 parts, beats per hour: 28800 vph (approx. 4 Hz), and a power reserve of about 55 hours. Sapphire crystal crystal with screw-down crown exhibiting small seconds function for measuring elapsed time; transparent case back allows viewing of the movement. Luxury Swiss-made watch in cushion shape measuring 40.5 mm diameter by approximately 12.53 mm thickness, equipped with fold-over clasp closure mechanism and rated water resistant to depths of 120 meters (approx. 400 feet). Functions include chronograph (60-second tachymeter) along with day/night indicator capability.