When it comes to offering your loved one a special gift, nothing seems too much or too expensive. This is the reason why we are recommending you to direct your attention towards opal rings. Opal is an amazing gemstone that can cost even more than diamonds. For example, a boulder opal, which is the type of opal that can reflect each and every single color of the spectrum, can have more carats than a diamond and thus cost more than one. Are you wondering how this is possible? Well, all you have to do is to go here and view the website that will provide you more details on opals and their value.