Rio Tinto’s iconic Argyle diamond mine has produced one of the largest gem quality white diamonds in its 35-year history. The 28.84-carat gem quality white diamond was recovered from the east Kimberley mine in March 2019. Named Argyle Octavia in recognition of its octahedral shape, this rough diamond will be sold by tender in Antwerp […]

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The De Beers Group has reported an increase in revenue for 2018, a performance the company describes as “robust” despite a number of headwinds. Total revenue for the year increased by 4% for $6.1bn (£4.7bn), with rough diamond sales increasing by 4% to $5.4bn. This was driven by improved consumer demand for diamond jewellery and […]

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