ARGYLE PINK

Argyle pink diamonds, produced at Rio Tinto's Argyle Diamond Mine in Western Australia, are highly coveted as the world's most sought-after diamonds. The Argyle Diamond Mine produces more than 90% of the world's pink diamond supply. Rio Tinto's Argyle Pink Diamonds business is located in Perth, Western Australia, alongside its cutting and polishing factory.The finest and rarest diamonds are reserved for the annual Argyle Pink Diamonds Tender.