Platinum, emerald and diamond pendant-watch, French, movement by Patek Philippe, circa 1930

The plaque brooch and case set with 5 old-mine and old European-cut diamonds and 50 smaller old European-cut and single-cut diamonds weighing approximately 4.00 carats, decorated further with 4 emerald-cut and numerous calibré-cut emeralds, the matte white dial with black Arabic numerals and blued steel hands, dial and movement signed Patek Philippe, French assay marks on case.