Cullinan diamond, and UK Crown Jewels (crown & sceptre) photosby Joshua ThompsonThe Cullinan diamond is the world’s largest jewel-grade diamond, and is now part of the UK’s Imperial State Crown and Soverign’s Sceptre with Cross. ◄ PrevNext ►Credit: The Royal Collection Imperial State Crown with Cullinan I or Great Star of Africa Tags:crown jewelscullinan diamondimperial state crownsoverign's sceptre with cross