This 18k white and yellow gold semi mounting features one round cubic zirconia center stone that can be removed and replaced with any stone of your choice. The center is surrounded by a halo of round brilliant cut natural diamonds of fancy yellow color, SI clarity and with a total approximate weight of .10ct. The shank includes round brilliant cut natural white diamonds of G color, SI clarity and with a total approximate weight of .16ct. The total diamond weight of the entire semi mounting is .26ct.