Vintage 18K yellow gold Patek Philippe Calatrava, Ref. 3440J in original condition. Features a 35.5 mm case with fixed smooth bezel. silver dial with applied hour markers, baton hands and small seconds subdial. Minute markers on outer track and solid gold crown with opposing PPs. Solid caseback and domed acrylic crystal. Black crocodile skin strap and 18K yellow gold buckle.