Too much or just right

How much Wedding Jewelry is too much? I have to admit that I have never really thought about it that much. I have to admit that on a daily basis i am not looking at wedding blogs or pictures. but then sometimes you see a picture and all you can see is the weight of the ear ring pulling down her ears and you wonder. You ask yourself does the wedding ring/band cost more than the wedding ceremony itself or her car. How much money is acceptable. How many carats is non gaudy. I ask these questions and more