Custom designed Couture-0390, made to hold a Radiant center. Featuring a special square shaped halo, the diamond adorned shank still manages to follow up one side of center and curve around to the opposite corner to make this engagement ring truly one-of-a-kind.

http://www.verragio.com/Verragio-Engagem​ent-Rings/Couture-Engagement-Rings/COUTU​RE-0390