REFERENCE 425J PATEK PHILIPPE MADE IN 1947, WITH A 9-90 CALIBER MOVEMENT, CASED IN A18 KARAT YELLOW GOLD CASE MEASURING 20 X 43MM. THIS WATCH HAS THE ORIGINAL FACET CRYSTAL, ORIGINAL 18 KARAT YELLOW GOLD BUCKLE WITH A NEW STRAP. THE WATCH COMES WITH AN EXTRACT CERTIFICATE FROM THE ARCHIVES CONFIRMING ITS MANUFACTURE AND SALE IN 1947.