Aquamarine Gemstone

Should I buy my g / f for almost a yr a Gem Aquamarine ring to represent the month we started dating, in March?
So my girlfriend and I started in March and I thought it would be unique to her a ring for Valentine's buying Aquamarine gems to represent the month we started dating. Is this a good idea or I again? PS .. The ring I'm looking at also has two smaller diamonds on either side of the gem ....
it is a good idea to answer my question? http://answers.yahoo.com/question/index?qid=20100120151701AAiyeM2
Powerful Healing Energy of Aquamarine Gemstone