It's a vintage diamond cut from the 1930s for Cartier and it's set in a very ... the bride-to-be shared a close look at her diamond engagement ring, as many of her famous friends — including ...

to have been the custodian of such a special engagement ring. While the star was married to Olivier Sarkozy, she wore a vintage Cartier ring from 1953, which was composed of a four-carat European ...