Limited edition Argyle Pink Diamond ingot commemorates underground mine opening 10 June 2013
Rio Tinto is delighted to reveal the release of a limited edition pink diamond ingot to commemorate the opening of the Argyle Underground Mine. Unearthed and polished to perfection by Argyle Pink Diamonds, a selection of these pink gems have been meticulously hand set in a 1oz bed of pink gold crafted by The Perth …