PATEK PHILIPPE. A FINE AND RARE STAINLESS STEEL WRISTWATCH WITH SWEEP CENTRE SECONDS AND BRACELET Signed Patek Philippe, Genève, réf. 3900-1, Nautilus model, movement no. 1'555'364, case no. 2'875'927, manufactured in 1991 Movement: cal. E23SC, quartz, 7 jewels, signed Dial: signed Case: two parts secured by four screws in the band, inside bezel stamped 927, 32 mm. wide, signed With: stainless steel Patek Philippe Nautilus bracelet with deployant clasp, overall length of approx. 175 mm, Extract from the Archives confirming the manufacture of the present watch with black matte ribbed dial, applied white gold indexes, tritium in 1991 and its subsequent sale on May 31 May 1991.