The best way to ensure some form of continuity when buying wedding rings is to have the engagement ring available to compare it. Unfortunately, decorative platinum wedding rings will probably draw attention away from the engagement ring; something that shouldn't happen. When two people say their vows to stay with each other, it is clearly symbolized in the circular form of the wedding ring they then place on one another's finger. This is an old tradition, the origins of which are somewhat cloudy but it is believed the wedding rings are the last to be given between the couple as part of the marriage ceremony.
This more elderly, but enduring, custom is gradually being replaced with the use of an eternity ring when giving the vows. Personal engraved messages are not uncommon these days and they provide an individual feel. While platinum wedding rings that are essentially plain bands are still beautiful, they do not appeal to everyone so it is could be an idea to have the edges engraved if time permits. Fortunately, whatever type you choose will be right as long as you both agree on the style.
Try never to remove them from your hands as many people consider this bad luck for the future. It is not worth trying to find the cheapest you can because it will undermine their importance. In light of this, if you are considering purchasing your wedding rings because you are able to buy them inexpensively, you may find that over the years they will lose their significance. You will, I believe, spend a large sum of money if you are buying platinum wedding rings (by definition it is an expensive metal) so the least you can do is ensure they fit well.
To make sure your rings fit perfectly you will need the services of a professional jeweler to measure you and your partner's fingers; which is something you can't do over the internet! Having the wedding rings made to measure ensures that they are not too tight to put on or so loose that they fall off. Adjustments aren't usually done 'over the counter' so allow plenty of time for them to be adjusted before the big day. So don't waste any time, as soon as you know when you are to be married, choose your platinum wedding rings and allow as much time as possible (at least a couple of months) to have any adjustments or other work to be carried out.
With the range of styles available these days it could take some time to choose. Both you and your partner should follow your instincts on your choice of platinum wedding rings while remembering that what looks good today might not be quite as fashionable in a few years time. As such, the rings you buy should reflect this statement to each other, so you should both be proud to wear them every day.