This timeless collection under-halo emerald cut diamond engagement ring is splendid for your other half. Crafted with 102 round diamonds weighing 0. 55 carats, and 1 emerald cut diamond with a significant weight of 2. 21 carats in a glittering setting. Additional Information: 102 round diamonds weighing 0. 55 carats, and 1 emerald cut diamond with a significant weight of 2. 21 carats.