PATEK PHILIPPE PERPETUAL CALENDAR CHRONOGRAPH Reference: 5020R. Serial number: 2 950 230. 18k (750) pink gold case. Silver dial, applied Arabic numerals, chronograph and perpetual calendar function. Hand-wound mechanical movement (CHR -27- 70 Q calibre) No. 2,956,230, with double back. Leather strap on pink gold folding clasp, signed. Sapphire crystal. Dimensions: 37 x 45 mm. Circa 1994. Gross weight: 108.4 g. The watch comes with its case and archive extract. A very fine 18K gold, perpetual calendar, mechanical movement, chronograph wristwatch, by Patek Philippe. Circa 1994. RC : Sold as is, traces of wear and use. Movement functional at the time of writing the description, provide for servicing, without warranty.