Alexandrite stone is an extremely rare mineral in the Crizoberyl group (Chrysoberyl) with a color changing effect.
Although the emerald block was discovered a long time ago, so far, the owner still does not dare to open his mouth to hide.
The agate stone believed to be attached to the Jewish priest's armor on Jerusalem is priced at around 175-225 million USD.
The lapis blue stone is one of the world's largest reserves of precious stones in Afghanistan, which has brought great benefits to the country but is devastated by corruption.
Golden toilet paper, diamond contact lenses or gem necklace for dogs ... are suitable items to display more than used.
A diamond the size of a tennis ball that is 3 billion years old will be sold for at least $ 70 million, according to Sotheby's prestigious auctioneer.
One of the events that shocked the world in 2015 was the miners of the Lucara Diamond company in Botswana found the world's largest diamond (1,111-cara) in the last 100 years.
Accuracy, precious stone components, running with arm movement ... makes the Swiss watches always a yearning for gentlemen even though the price may be more expensive than a car.
Virgin Rainbow, the most beautiful opal stone on the planet, is on display in Adelaide's South Australia Museum.
A sensational discovery was made by Russian scientists in Ural. They find a strange gemstone, which has an unmatched attribute to diamonds and emeralds.