Diamonds are a girl’s best friend, but the question remains when it comes to engagement bling… how big is too big? We’ve found our favourite celebrity engagement rings that will give you serious carat-envy. 1. Kim Kardashian-West If you thought her $2 million ring from ex, Kris Humphries was pricey, wait until you see her current bling! Kanye proposed to Kim with a 15-carat ring rumoured to cost $8 million. Image from popsugar.com 2. Paris Hilton Believe it or not, Paris Hilton was once engaged