Elizabeth Taylor's engagement ring from Richard Burton was immortalized by a stormy and passionate romance born on the set of the 1963 film Cleopatra.
https://www.vogue.com/article/elizabeth-taylor-richard-burton-romace-wedding-anniversary
engagement ring
13 Of The Most Valuable Jewels In the World - 11th Grace Kelly's Engagement Ring
Educational3 CommentsGrace Kelly's famous 10.47 carat engagement ring was actually the second ring Prince Rainier III gave her. The first was a simple diamond and ruby eternity band.
https://www.elle.com.au/fashion/the-story-of-grace-kellys-engagement-ring-6871