Unsurprisingly, there is a wide range of collection for colorful diamond rings as well, one of the most popular combinations being blue and white diamond wedding rings. Without any doubts, halo diamond ring setting will be the most popular one to set a colorful diamond ring and it will be an ideal option for modern women. For instance, you can have a vivid blue sapphire prong-set at the center of a platinum ring, and have it surrounded by a layer of accent diamonds in order to add to the overall sparkle of the ring. Another perfect option to design your blue and white diamond wedding rings will be the three stone setting. Here, a blue diamond is secured at the center of a 22k yellow gold ring by means of a prong setting. Additionally, the main gemstone is flanked with an accent diamond of comparatively smaller size on either side to accentuate it to the fullest.