Argyle Pink Diamonds Tender world preview at Sydney Opera House
Rio Tinto’s spectacular Argyle Pink Diamonds Tender has been launched during a world exclusive preview at the Sydney Opera House, with this year’s iconic collection including some of the most vivid pink and red diamonds ever unearthed from the Argyle mine. The 2015 Tender, known as the “Connoisseur’s Collection”, comprises 65 diamonds weighing a total …