Set with:1 0.017 Ct -- 1.25 MM, Round Gemstone Blue Sapphire1 0.030 Ct -- 1.75 MM, Round Gemstone Blue Sapphire6 0.030 Ct -- 1.75 MM, Round Gemstone Ceylon Blue Sapphire16 0.009 Ct , I1 G-H Round Diamond Full Cut21 0.013 Ct -- 1.5 MM, Round Gemstone Iolite22 0.016 Ct -- 1.5 MM, Round Gemstone Ceylon Blue Sapphire23 0.017 Ct -- 1.5 MM, Round Gemstone Tsavorite24 0.010 Ct -- 1.5 MM, Round Gemstone Amethyst24 0.020 Ct -- 1.5 MM, Round Gemstone Blue Sapphire28 0.017 Ct -- 1.5 MM, Round Gemstone Peridot