Accompanied by a Patek Philippe Extract from the Archives confirming the present watch was manufactured with a square dial and diamond-set cover in 1968, and its subsequent sale on October 25th of the same year. Further accompanied by a Patek Philippe presentation box and outer packaging.
Reference 3319 was launched in 1963 and produced until the early 1970's in yellow gold and white gold and with various dials, bezels, and bracelets. The present watch reference 3319/4 is one of the five or six variations of the reference 3319 with a concealed dial.
To the best of our knowledge the present watch has never before been offered in public.