![Cartier on Twitter: "In 1956, Prince Rainier proposed to Grace Kelly with a #Cartier ring adorned with an emerald-cut diamond solitaire. http://t.co/sS6NPSnJKC" / Twitter Cartier on Twitter: "In 1956, Prince Rainier proposed to Grace Kelly with a #Cartier ring adorned with an emerald-cut diamond solitaire. http://t.co/sS6NPSnJKC" / Twitter](https://pbs.twimg.com/media/B4VOz3CCAAETqhh.jpg)
Cartier on Twitter: "In 1956, Prince Rainier proposed to Grace Kelly with a #Cartier ring adorned with an emerald-cut diamond solitaire. http://t.co/sS6NPSnJKC" / Twitter
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Princess Grace's engagement ring. | Grace kelly engagement ring, Royal engagement rings, Kate wedding tiara
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