Cushion Halo Round Diamond Ring .83 Cttw 14K White Gold14K White Gold . 83cttw Cushion Halo Round Diamond Engagement Ring. This ready to wear diamond engagement ring, features . 83cttw of round diamonds with a subtle diamond split shank and a cushion shaped diamond halo. The center diamond is a . 41ct H SI2 round brilliant. All side diamonds are G SI quality to perfectly match the center diamond. Price is for completed ring, including center diamond. Designed by Gabriel & Co., diamond wedding band sold