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25 Carats RARE Old Natural Gem 8 Number Eight Edgar Turquoise Cabochon Cab | eBay

reserved for kaj rare Bright Metallic Pink and Red Colors Simply Stunning & Beautiful Australian Opal 9.65 Carats 15 x 14 x 7mm

We're going gaga for ZULTANITE this week. A beautiful and rare natural colour changing gemstone from Turkey and Russia. The zultanite gemstone displays light green colors under natural light, while displaying pinkish colors under candlelight.

On Nov. 14 at Sotheby’s Geneva, a 10.48 ct. fancy, deep blue briolette diamond fetched 1.036 million dollars a carat—a world record per-carat price for a deep blue stone. #diamond #Sothebys

Milenyum Mining cut this 121.65-carat pear-shaped csarite from a 430-gram (2,150-carat) piece of rough. The company said it expects the stone to retail for close to $1 million.

Rare gemstone Jeremejevite cushion weighing 19.18 cts, from Madagascar. Jeremejevite is considered a gemological rarity and hardly ever encountered by the public in the market. Jeremejevite is a collector’s stone and one among most expensive gemstones in the world. Jeremejevite found in small crystals shaped like obelisks, and it has often been mistaken for aquamarine. The best quality sky blue and colorless Jeremejevite come from Namibia and fetch up to $3,000 per carat.