This unique cathedral pave sidestone accented blue topaz and diamond engagement ring setting is beautifully crafted in platinum. The side stone accented band features 4 December Birthstone gems alternating with 6 round brilliant cut diamonds.The genuine blue topaz and G-H/SI1-SI2 diamonds sit on both sides of a selectable center stone prong set mounting.Design your own engagement ring with a center stone of your choice carat weight. Product Information Style Number U6857 Metal 950 Platinum Stone s Blue Topaz, Diamond Gender Women's Width 2.40mm Top Width , 2.40mm Bottom Width Total Carat Weight 0.20 Side Stone Information 1 Stone Blue Topaz Shape Round Clarity Eye Clean Color Blue Setting Type Pave Carat Weight 0.08 Number Of Stones 4 Side Stone Information 2 Stone Diamond Shape Round Clarity SI1-SI2