Cullinan I was surpassed as the world 's largest cut diamond of any colour by the 545.67 - carat ( 109.134 g ) Golden Jubilee Diamond in 1992 .
Is still the largest clear cut diamond in the world .
Cullinan I was surpassed as the world 's largest cut diamond of any colour by the 545.67 - carat ( 109.134 g ) Golden Jubilee Diamond in 1992 , but is still the largest clear cut diamond in the world .