Calibre de Cartier - Robin Williams - The Big Wedding
The watch worn in the film is probably reference number W7100007, with a chocolate brown dial, 18kt pink gold case and brown leather strap. The watch can be recognized by its oversized XII roman numeral at 12 o'clock, a large subdial at the bottom of the dial and a date window on the right.
This version of the Calibre de Cartier has a retail price of $25,000.
In the same film, actor Robert DeNiro wears a Casio W96H-1AV (retail price $15) watch.