David Warren, Christie's International Director of Jewellery, examines the 13.22ct flawless Vivid blue diamond - the most vibrant and therefore most desirable of coloured diamonds - with a loupe
David Warren, Christie's International Director of Jewellery, examines the 13.22ct flawless Vivid blue diamond - the most vibrant and therefore most desirable of coloured diamonds - with a loupe
David Warren, Christie's International Director of Jewellery, examines the 13.22ct flawless Vivid blue diamond - the most vibrant and therefore most desirable of coloured diamonds - with a loupe.
