The 64-diamond collection, including three Fancy Red diamonds and weighing 56.28 carats in total, make up the
2019 Argyle Pink Diamonds Tender.

Rio Tinto Copper & Diamonds chief executive Arnaud Soirat said “I am delighted to be at the Argyle mine for this
exclusive world preview. These diamonds, each a natural treasure, are a testament to the enormous range and
depth of offering from the Argyle ore body, nearly four decades from when production commenced. “Rio Tinto’s Argyle mine is the first and only ongoing source of rare pink diamonds in history. With the lifecycle of this extraordinary mine approaching its end, we have seen, and continue to see, unstoppable demand for these truly limited-edition diamonds and strong value appreciation.”

Mr Soirat also paid tribute to “the bold and innovative spirit of employees, communities, customers and suppliers
and all those who have contributed to one of the great diamond mines of the world.”

The 2019 Argyle Pink Diamonds Tender collection, titled “The Quest for the Absolute” comprises six hero
diamonds:
Lot 1: Argyle EnigmaTM,1.75 carat modified radiant Fancy Red diamond
Lot 2: Argyle AmariTM, 1.48 carat heart shaped Fancy Vivid Purplish Pink diamond
Lot 3: Argyle ElysianTM, 1.20 carat modified cushion shaped Fancy Vivid Pink diamond
Lot 4: Argyle VerityTM,1.37 carat oval shaped Fancy Vivid Purplish Pink diamond
Lot 5: Argyle OpusTM, 2.01 carat round shaped Fancy Intense Pink diamond
Lot 6: Argyle AvenoirTM, 1.07 carat oval shaped Fancy Red diamond

The 2019 Argyle Pink Diamonds Tender is being showcased in Perth, Hong Kong and New York, with bids closing
on 9 October 2019.