Meet the ‘Argyle Everglow’ – Rarity Within Rarity
Graeme Thompson, head of jewelry in Asia for British auction house Bonhams, handles beautiful diamonds on a daily basis. Yet even he has only held a red diamond once. In the 33 years that Rio Tinto has been showcasing stones from its Western Australian Argyle mine in Western Australia, less than 20 carats of Fancy Red […]