PATEK PHILIPPE GENEVE CRONOGRAFO REF. 1579 DEL 1951. C. 18K yellow gold with spider lugs and rectangular buttons. D. silvered with applied indexes and Arabic numerals, 30 minutes register and outer tachymetre scale. M. manual winding. Dial, case and movement signed. Accompanied by Patek Philippe 18K gold buckle and Extract from the Archives. Diam. mm 36. Case, dial (indelible) and movement are in very good condition.