PATEK PHILIPPE. AN EXTREMELY FINE AND RARE 18K GOLD
DOUBLE-DIAL WRISTWATCH WITH TWELVE COMPLICATIONS
INCLUDING MINUTE REPEATING, TOURBILLON, PERPETUAL
CALENDAR, RETROGRADE DATE, MOON AGE, SIDEREAL TIME, SKY
CHART AND MOON ORBIT DISPLAY
SIGNED PATEK PHILIPPE, GENEVE, SKY MOON TOURBILLON, REF. 5002,
MOVEMENT NO. 1’909’005, CASE NO. 4’188’299, MANUFACTURED IN 2001
Cal. 109 mechanical movement stamped with the Geneva seal,
55 jewels, free-sprung Gyromax balance, one minute tourbillon,
9K gold third wheel with curved crossing, two polished hammers
minute repeating on two extra-long steel alloy ‘Cathedral’ gongs,
revolving governor with pierced and engraved bridge in the form of
a Calatrava cross, opaline white front dial with embossed Calatrava
cross motif, applied gold Roman numerals, outer railway minute
divisions and retrograde date display with red Arabic numerals,
four subsidiary dials for leap year, day, month and moon age, back
dial with 24-hour scale and Arabic numerals for sidereal time,
skeletonized white hands, ellipse framing the visible sky (marked
out with cardinal points), planisphere of the Northern Hemisphere
rotating counterclockwise above the dial, disc with moon phases
display, heavy circular case, band and minute repeating slide
fnely engraved with halved Calatrava crosses, straight downturned
screwed lugs, winding and setting crown embossed with a Calatrava
cross, four small correctors for the front dial displays, 18K gold
Patek Philippe buckle, case, dial and movement signed
44 mm. diam.