Custom Design 1.45 Carats Diamond Ring Set One-Of-A-Kind 14K Yellow Gold. This one-of-a-kind ring features a unique contemporary design with a single .90 carat round brilliant cut diamond and a custom band containing five (5) round-cut diamonds with a total weight of .55 carats. Total diamond weight of 1.45 carats. The solitaire has a total weight of 5.50 grams, and the band has a weight of 4.40 grams. Solitaire-14K 5.50 grams .90 carat round brilliant-cut natural diamond SI2 Measurements: 6.18 - 6.15 x 3.85 mm. and 14K 4.40 grams Total Diamond weight .55 carats VS2-SI1 H-I