Put a Ring on It! Celebrity Engagement Bling!

Following the news of an engagement comes the description of the ring! ET looks back at the biggest celebrity engagements over the past few months and the hardware that came with them!
The engagement heard round the world was that of Prince William and Kate Middleton. The princess-to-be was given William's late mother's Princess Diana's engagement ring. "It's my way of making sure my mother didn't miss out on today," Prince William explained. "It's very special to me."
Click the pics for more left-handed jewelry!