Patek Philippe. An 18ct gold square wristwatch ref 2540/2 mvt 706794 case 694546 made in 1956, cal. 27 SC manual winding movement, fully jewelled, silvered dial, applied baton indexes, centre seconds, polished gold square case, snap-on back, triangular lugs, case, dial and movement signed, with an 18ct gold Patek Philippe buckle, diameter 31 mm. Accompanied by an Extract from the Archives confirming the year of manufacture in 1956 and date of sale on March 28, 1958.