Patek Philippe Calatrava 5107R in 18k Rose Gołd Box and Paper SetThe Patek Philippe Calatrava was introduced in 1932, with the very first model being the Ref. 96. It took its name from the Order of Calatrava, whose cross would become one of the brands most recognisable emblems. The watch was developed under the leadership of Henri Stern, shortly after his family acquired Patek Philippe during the Great Depression. The Calatrava proved instrumental in guiding the company successfully through that challenging period