Patek Philippe Calatrava Somazzi Dial Ref 570Yellow gold and double signed This is a stunning yellow gold reference 570, a rare oversized Calatrava that dates to the late 1930s. The watch remains in great condition, with a strong case. This Calatrava has a very special dial fitted that is double signed with the retailer name SOMAZZI. Somazzi is a well established Patek retailer in Lugano, Switzerland and Pateks signed with this retailers name on the dial are highly sought after. The dial, with