Diamonds come in all shapes and sizes, but some shapes are more unique than others.
Read more about some of the unique shapes that diamond cutters have painstakingly developed over the years in our Diamond Education section: https://www.caratsdirect2u.com/diamond-jewelry-buying-guides_a/361.htm
One of our more unique diamond shapes is the Spade cut diamond, you can read more about it in our new diamond education guide: https://www.caratsdirect2u.com/ace-of-spade-history_a/387.htm