If you are planning to buy blue sapphire diamond rings, given below are some styles you can try. A Band Full of Blue Sapphires A simple and elegant style of blue sapphire diamond rings is choosing a diamond ring with blue sapphires along the band. If you do not want the entire band to look blue, you can consider the one with alternate sapphire and white diamond accents. Sapphire with Diamond Halo This sapphire ring style consists of a big sapphire diamond as the main stone having round brilliants single or double halo set around it. If you want additional sparkle, then customize the band with extra round brilliant stones or alternate white and sapphire stones. Sapphire Accents A small twist to the sapphire ring with diamond halo is a diamond ring with sapphire accents. In this style, the centerpiece will be a white diamond with any cut like round, princess, or oval, which is surrounded by blue sapphire accents.