Leibish & Co. now possesses seven of the 64 lots offered at Rio Tinto's Argyle Pink Diamonds Tender in Australia. The seven diamonds together comprise of two heart-shaped gems, two radiants, a round, an oval and a princess.

All of the stones weigh less than one and the potency of pink vary too. Leibish & Co. has sent two of the stones for polishing wheel since the think that a better color can be achieved while the other diamonds are for sale. During this year’s tender, Rio Tinto sold the two stones that broke previous sales records. An Argyle Phoenix, a 1.56 carat fancy red diamond, to a buyer in Southeast Asia and the Argyle Dauphine, a 2.51 carat fancy deep pink diamond to a buyer from the U.S.