At the heart of this ring with a central sapphire and two clusters of diamonds is a 0.30 carat oval blue sapphire with multiple facets. Clusters of diamonds weighing a total of 0.03 carat frame the genuine sapphire. The round brilliant cut gives these G/SI diamonds their signature lustre and brilliance. The ring is made of 9 carat white gold and was hallmarked in the UK. We stand by the quality of our craftsmanship so much that we provide a lifetime workmanship guarantee on it.