Manufacturer/Manufaktur: Patek Philippe, Geneva. Model: "Perpetual Calendar". Year/Jahr: 2003. Reference No./Referenz-Nr.: 5136/1 G 001. Movement No./Werk-Nr.: 3 126 134. Calibre/Kaliber: 240/114 Q aut., self-winding/Automatik. Case No./Gehäuse-Nr.: 4 213 970. Material: 18K white gold/Weissgold. Braclet-Strap/Armband: Integrated 18K white gold Patek Philippe bracelet/Integriertes Patek Philippe-Armband aus 18 kt. Weissgold. Clasp-Buckle/Verschluss: 18K white gold Patek philippe double folding clasp/Patek Philippe-Doppelfaltschliesse aus 18 kt. Weissgold. Dimensions/Grösse: ø 37,1 mm. Signed/Signiert: Dial, case, movement/Zifferblatt, Gehäuse, Werk. Accessories: Original fitted box and outer box, original winding fitted box and outer box, certificate of origin, booklets, hang tag, additional 18K white gold case-back, 18K white gold and wood setting-pin/Originalbox, originaler Uhrenbeweger, Zertifikat, Booklets, Hängeetikett, zusätzlicher Boden aus 18 kt. Weissgold, Funktionsstift aus 18 kt. Weissgold und Holz.
Gentleman's wristwatch with seven horological complications: Perpetual calendar; Date of the month (subsidiary dial at 6 o'clock); Day of the week (subsidiary dial at 9 o'clock; indications given in English); Month of the year (subsidiary dial at 3 o'clock; indications given in English); Phases of the moon (aperture at 6 o'clock); Four-year cycle of leap-years (subsidiary dial at 3 o'clock); Diurnal (day-time) and nocturnal (night-time) hours with a 24-hour (AM-PM) scale (subsidiary dial at 9 o'clock). Polished two-piece case, water-resistant with sapphire-crystal screwed case-back. Silver "opalin" colour dial with radial applied white gold "obus" indexes.
Herrenarmbanduhr mit sieben Komplikationen: Ewiger Kalender; Datumsanzeige (bei 6-Uhr); Wochentagsanzeige (bei 9-Uhr, in englischer Sprache); Monatsanzeige (bei 3-Uhr, in englischer Sprache); Mondphase (bei 6-Uhr); Schaltjahr (bei 3-Uhr); 24-Stundenanzeige (bei 9-Uhr). Poliertes, zweiteiliges, wasserdichtes Gehäuse mit Saphirglas-Boden. Opalinfarbenes Zifferblatt mit aufgelegten Indizes aus Weissgold.
Bibliography: Patrizzi, 2010, vol. 1, p. 79 (No. 47, similar watch); Patrizzi, 2010, vol. 2, p. 312 (No. 1 265, similar watch in 18K yellow gold).
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