- Vitalis 10K 3-Tone Three-Stone Blue Sapphire and Diamond Ring For Women$750.00Total diamond weight .08ctConcerto 10K 3-Tone Engraving Design 3-Row Black Diamond Solitaire Ring$475.00Total diamond weight .05ctVivacity 10K 3-Tone Double Wave Design Anniversary Ring For Women$1,100.00Total diamond weight .17ct