Some of you may have an idea of what type of ring you need before going for a purchase. If you wish to buy a split shank halo diamond engagement ring, given below are some styles you can consider. Double Halo Emerald Ring In this ring design, the centerpiece is an emerald cut diamond set in a cathedral setting, surrounded by a double halo of round brilliants. The split band is paved with diamond accents. Cushion Halo Radiant Ring In this type of split shank halo diamond engagement ring, the centerpiece is a radiant cut diamond, which is surrounded with a double halo of cushion cut diamond accents. The band is split shank type paved with tiny round diamonds. Secret Halo Ring This diamond ring design features a round brilliant center stone surrounded by a halo of pave diamonds. The split band consists of round brilliants accents than runs through its entire length.