The accolade for the highest price paid per carat for a coloured diamond is held by the 14.82ct 'The Orange' diamond, which fetched $35.54 million at Christie's Geneva in November last year
The accolade for the highest price paid per carat for a coloured diamond is held by the 14.82ct 'The Orange' diamond, which fetched $35.54 million at Christie's Geneva in November last year