It could be a sign that the world is ending (December 21, folks, get ready!) but these days, there seem to be more celebrity couples getting engaged. Two weeks ago, Amber Rose let it slip on Twitter that her boyfriend, rapper Wiz Khalifa had popped the question. Just recently, Halle Berry was spotted sporting an emerald engagement ring from French actor Olivier Martinez, and Jessica Biel is finally wearing her rock from beau Justin Timberlake. That’s a lot of diamonds!

Because we believe in love, and most of all, love us some fine jewelry, here’s a look at some of the most memorable (and pricey) celebrity engagement rings, past and present.