Grace Kelly was given a 10.47-carat, emerald-cut diamond ring designed by Cartier that cost $4,060,000.
Beyoncé: Back in 2008, Beyoncé's emerald-cut, 24 carats white diamonds ring costed around $5 million given to her by Jay-Z.
Kim Kardashian: Kanye West had proposed to Kim with a 15-carat, cushion-cut white diamond in 2013, which cost around $4 million.
Anna Kournikova: The Russian tennis star recieved a huge yellow and white diamonds ring by Enrique Iglesias in 2004, which cost around $2.4 million
Jackie Kennedy Onassis: The first-lady’s second wedding ring was a 40.42-carat, emerald-cut, white diamonds ring, auctioned in 1996 for about $2,600,000.