First conceived in london by a hungarian migr during the swinging sixties the princess cut diamond has been popular with trendy types for over 50 years join the glittering trend for brilliant square diamonds with this lovely princess cut 025 total carat weight diamond cluster engagement ring in 9 carat white gold because the princess cut is larger and flatter it allows for more facets to be cut which then bring greater sparkle carat for carat princess cut diamonds are some of the best