Representative of your relationship's past, present and future, our Three Stone 2.5 Carat Center Emerald Step Cut Lab Grown Diamond Alternative Cubic Zirconia Anniversary Engagement Ring features a 2.5 carat 9x7mm center stone with .75 carat each 6x4mm side stones for a total of 4 carats in total carat weight. Each laboratory grown diamond quality cubic zirconia stone in this three stone ring is hand cut and hand polished, using the original Russian formula cut to exact genuine mined diamond specifications. All three stones are individually basket set with four prongs with exquisite proportions making the ring look like an amazing piece of fine jewelry. This style of three stone ring is a staple in many sophisticated jewelry wardrobes and is perfect as an engagement ring, wedding ring or anniversary ring. Couple this ring with an anniversary band or eternity band to make an amazing wedding or bridal set. Items shown are available with different color center stones or stone combinations that include man made ruby red, sapphire blue, emerald green gemstones in addition to lab created canary yellow diamond look, pink diamond look or white diamond look cubic zirconia. The three stone rings are available in 14k white gold, 14k yellow gold, 14k two tone, 18k gold and luxurious platinum. Also available with emerald radiant cut stone that include 104 sparkling facets. For further assistance please contact us directly at 1-866-942-6663 or visit us via live chat and speak with a knowledgeable representative.