The only known reference Patek Philippe 1518 double-signed & certified by Cartier
2022-10-18
Reading Time: 3 minutes Patek Philippe ref. 1518 Perpetual Calendar Chronograph: The only publicly known reference 1518 to be double-signed, numbered and certified by Cartier at Rare Watches Geneva Live Sale, Christie’s Geneva, 7 November 2022.Continue Reading