Unique Engagement Rings Are Everywhere!

Nicki Minaj's heart-shaped stunner. Jennie Garth's black diamond. We rounded up photos of celebs who are sporting some seriously surprising sparklers on their left hands

PLATINUM PRINCESS

The inspiration behind Kelly Osbourne's new bauble: her dad Ozzy's earring. We couldn't make this stuff up. "I used to hold my finger up to his ear when I was little and say, 'I want a ring like that.' Now I have one!" she said of the custom-designed, solitaire diamond surrounded by platinum from (now ex) fiancé Matthew Mosshart.