In the pink: market soars for finest remaining Argyle diamonds
Prices for the rarest stones from Rio Tinto’s defunct Australian mine have long outperformed mainstream investments ...
Diamond Necklace Possibly Linked to Marie Antoinette Sells at Auction for $4.8M
The 300-carat necklace thought to be at the center of the infamous 'Affair of the Diamond Necklace' that contributed to the ...