Rio Tinto unveils iconic A$2 million Argyle RoseTM jewellery piece

PERTH, Australia--(BUSINESS WIRE)--Rio Tinto has unveiled the latest heirloom piece of Argyle Pink DiamondsTM jewellery, featuring one of the last diamonds to be mined from the Argyle mine in the East Kimberley, Western Australia. Exclusively designed by Western Australian jeweller Solid Gold Diamonds, the Argyle RoseTM is notable for featuring a total of 3.25 carats of rare Argyle pink and blue diamonds encrusted in a rose motif, surrounded by white diamonds and hand-set in platinum and 18K go