A brilliant cut, heart diamonds is able to provide similar levels of sparkle as the round and even more eye-catching by their shape. It is a unique and symbol of love. These diamonds are very popular in solitaire pendants as well as in rings. Having 56 and 58 facets, it is 20- 25% cheaper than round diamonds. The ideal depth is ratio is 58% to 62% and 1.00:1.00.