Natural Unheated Pink Sapphire 1.39ct Loose Untreated Natural Sri Lanka Oval 7X5

The numbers are so high that they almost sound unreal. “The Pink Star,” a 59.60-carat oval cut fancy vivid pink diamond, sold on Nov. 13 for $83.2 million at a Sotheby’s auction in Geneva. Described as the largest internally flawless diamond ever graded by the Gemological Institute of America, the stone was promptly renamed “The

  As beautiful as they are rare, purple diamonds are not quite as scarce as true red diamonds but come a close second in rarity value. Unlike the red, purple diamonds are highly valued by consumers as well as investors and collectors. The glory and enchantment evoked by a purple diamond evoke a desire for

When it comes to emeralds, few places in the world can rival Colombia’s reputation for producing some of the finest and most valuable specimens. Colombian emeralds are revered not only for their intense, vibrant green color but also for their scarcity, history, and cultural significance. The unique geological conditions in Colombia make it the premier