Wondering about rings

I want to marry Sarah Jane Venn. I've decided to ask her to marry me, and now I'm looking at rings. I asked her to look at some designs for a hypothetical ring. She sent me these two. Now I need to decide which and look at budgeting, etc.

http://www.goldenet.com.au/solitaire-ring-engagement-14k-yellow-gold_E110Y.html

http://www.goldenet.com.au/three-stones-ring-engagement-14k-yellow-gold-3mm-0.24-carat_E107Y.html

I'm excited, and nervous, and cant wait!!

God help me :)