Victoria's Secret model Behati Prinsloo became engaged to Maroon 5 front man Adam Levine shortly after they reconciled following a break in their year-long relationship. The singer presented the 24-year-old with an antique 1930s diamond ring.
Kelly Osbourne got a glitzy silver manicure to match the engagement ring professional chef Matthew Mosshart bestowed upon her. The couple got engaged while on a recent holiday to Anguilla, just two years after they met at the wedding of Kate Moss and Jamie Hince.
May 2012 saw actress Kiera Knightley reveal her engagement to Klaxons beau James Righton. Their low-key romance blossomed after the couple were introduced by rock star James' ex-girlfriend, Alexa Chung.
Former Friends star Jennifer Aniston accepted actor and screenwriter boyfriend Justin Theroux's proposal of marriage on his 41st birthday, in August 2012.
Beyoncé and Jay Z , aka the highest paid couple in showbiz, reportedly became engaged in 2008. The pair married later that year and welcomed their first child, Blue Ivy Carter, into the world in January 2012.
Perhaps one of the world's most famous jewels, the Duchess of Cambridge 's 18-carat sapphire and diamond ring once belonged to Prince William 's mother, the late Princess Diana. William carried the priceless ring in his rucksack for three weeks before proposing to Kate during a holiday to Africa in 2010.
Jewellery post? y/y?
Full list @ the source and yes, it's a slide show gallery.