2.5 MM Round Shape Sapphire and 1/20 Ctw Round Cut Diamond Precious Earrings in 10K White Gold6 precious sapphire rounds of 2. 50 MM in prong settings introduce a vivid blue depth to these gemstone and petite diamond fashion earrings, their rich royal hue providing a bold chromatic focal presence that pairs beautifully with the complementary brilliance of 8 round cut diamonds in prong settings. The diamonds contribute warm, faceted radiance that enhances the sapphires' intensity, the contrast between the deep blue gemstones and the white