Patek Philippe. An 18 carat yellow gold automatic wristwatch, calatrava, 1970s, the circular gold dial with baton hourmarkers and gilded hands, date aperture at 3, to the mesh gold bracelet and buckle clasp, manual wind, dial and clasp signed Patek Philippe Geneve, crown with maker's mark, mounted in 18 carat yellow gold, Swiss assay marks, gross weight 102.0 grams, with maker's case, dial 3.5 cm, length 21.1 cm