Blake Lively's stunning engagement ring boasts a 12-carat light pink ... rings including Beyoncé's 18-carat emerald-cut engagement ring from Jay-Z and Kourtney Kardashian's oval-cut diamond ...

coming in at a whopping 17 carats—to replace the pink diamond. It is set on a diamond pave band and is one of the rings she still regularly wears. 2006: The emerald-cut diamond on a yellow gold pave ...