Whether it’s for engagement, wedding, anniversary, or any other important occasion, a heart cut diamond ring is incredibly popular as of late. In fact, these cut stones are a popular pick even as promise rings, because their beauty and elegance is incomparable. If you are planning to buy heart diamond promise ring, here are some wonderful design ideas that you can consider. Tension Set Bridge Ring With this setting, the central heart cut diamond is tension set by the band metal, wrapping it around the top and bottom. To add a pop of color, aquamarine accents are provided in the platinum band. Celtic Claddagh ring Claddagh represents love, friendship, and loyalty. In this diamond ring design, the heart shaped stone stands out in the center, whereas a Celtic knot embellishment is beveled into the white gold band. Cross Split Shank Ring Yet another design for heart diamond promise rings is a cross split shank diamond ring. This type of ring design features a heart shaped diamond at the center and small pave set round diamonds placed along the shanks of the ring. Cathedral Ring Heart diamond promise rings with cathedral settings feature a solitaire heart and diamond prong set on a thick yellow gold band. This will be a good pick if you like a simple but elegant style.