Most girls say they don't want a big diamond ring, but when they get one they love showing it off. Go figure.
I did a bunch of research online to understand what quality / size correspond to what price (if you haven't memorized the 4 C's yet you need to start reading!), then looked around at local stores. Once I figured out exactly what I wanted, I ordered online and got a better price and service. I reccomend
www.bluenile.com