Patek Philippe Grand Complications Grandmaster Chime Haute Joaillerie 49.4mm 18K White Gold Ebony Black Dial Sapphire and Diamond Bezel (Ref# 6300/401G-001)

49.4mm reversible white gold case with a thickness of 16.32mm and a patented rotation mechanism that lets it be worn with either dial visible, sapphire crystal case back, time side bezel set with 96 baguette-cut sapphires (10.8 cts), calendar side bezel and case set with 291 baguette-cut diamonds (20.54 cts) in an invisible setting on the caseband, the sides of the lugs and the swivel links, time side dial in ebony black opaline with a hand-guilloched hobnail pattern and white gold applied Breguet numerals, white gold pear-shaped home time hand and white varnished white gold skeletonized pear-shaped local time hand, calendar side dial in ebony black opaline, 18K solid gold dial plates, Patek Philippe manually wound Caliber GS AL 36-750 QIS FUS IRM measuring 37mm in diameter and 10.7mm thick with 1,366 parts and 108 jewels, Spiromax balance spring, operating at 25,200 semi-oscillations per hour (3.5 Hz), 20 complications including grande and petite sonnerie, minute repeater with chime on three classic gongs, strikework mode display, alarm with time strike and on/off indication in an aperture, date repeater, movement and strikework power reserve indications, strikework isolator indication, second time zone with day/night indication, instantaneous perpetual calendar with day, date on both dials, month and leap year by hands, four-digit year display in an aperture, moon phases and crown position indication, power reserve of 72 hours for the movement and 30 hours for the strikework, hand-stitched shiny black alligator leather strap with square scales, white gold fold-over clasp set with 22 baguette-cut sapphires (1.1 cts), total of 118 baguette-cut sapphires (11.9 cts) and 291 baguette-cut diamonds (20.54 cts). Humidity- and dust-protected only (not water-resistant). Patek Philippe Seal.