The formidable Russian ... The ornate crown, which weighs more than 5 pounds, is topped with a 398.62-carat ruby spinel and a diamond cross. Another standout of the Crown Jewels collection is ...
The London-listed group, whose Cullinan mine was the source of the two largest diamonds in the British Crown Jewels, told investors Richard Duffy had left the firm 'by mutual agreement and with ...