- Nansen 14K Gold 2-Tone Three-Stone Lab-Grown Diamond Engagement Ring$2,800.00Total diamond weight 1.33ctsSolkan 14K Gold 2-Tone 1 carat Lab Grown Diamond Pave Solitaire Engagement Ringa$2,800.00Total diamond weight 1.51ctsHeart strokeRomance 14K Gold 2-Tone 1 Carat Lab Grown Diamond Exclusive Romantic Diamond Engagement Ring$2,900.00Total diamond weight 1.19cts