- Memphis 14K Gold 2-Tone Lab Grown Diamond Center Three-stone Double Half-Eternity Anniversary Engagement Ring For WomenUS$ 2,850.00Total diamond weight 1.27ctsAurora 14K Gold 2-Tone Wide Three-Stone Double Half-Eternity Engagement RingUS$ 2,925.00Total diamond weight 1.21ct14k Rose Gold Modern Orlane Three-Stone Diamond Ring For WomenUS$ 2,925.00Total diamond weight 1.20cts