Estate platinum 1.51 carat center radiant cut diamond ring. This estate platinum ring features a center radiant cut diamond at 1.51 carats with SI clarity and K-L color. The estate radiant cut diamond platinum ring also has accent diamonds on shoulders at 0.72 carat total weight with VS-SI clarity and G-H color. The estate diamond ring is a size 7. This estate platinum diamond ring is appraised at $22,900.