Somehow it seems to me that you should discuss this issue with your spouse, so that she would choose the option of the ring that she wants. Otherwise, you risk not to please. But, on the other hand, a gift should be a gift! I recommend to go to the link
http://pierrejewellery.com/katalog/ring-with-round-diamond-and-small-stones-on-a-shin-2965 Maybe this option will suit you and the issue will be solved.