Co-signed by one of Patek's most important historical retaliers, Asprey of London, this elegant gentleman's dress watch is so much more than your average Calatrava! Super slim, and measuring a discreet 33mm, this 18ct yellow gold Calatrava is powered by Patek's manually wound 23-300 calibre with 18 jewels and that proud Geneva seal. Presented with its Extract from the Patek Archives confirming the original sale 55 years ago in 1963.