PRINCESS GRACE OF MONACO was gifted a jaw-dropping diamond engagement ring in the 1950s, but the rock was not the first engagement ring the actress received.

American actress Grace Kelly, Princess of Monaco (1929 – 1982) as she attends an unspecified event, Philadelphia, 1959. Kelly’s Cartier diamond necklace nearly outshined her engagement ring.

Grace Kelly, en route to Hollywood for movie work, strikes a pose to show off the engagement ring given her by Prince Rainier III of Monaco as she arrives in Chicago on Jan. 10, 1956. Celebrity ...