2015年11月2日 · The most expensive gemstones from around the world provide a peek into bizarre mineral assemblages and alterations.

2024年12月23日 · No matter the reason for their price, here are the 35 most valuable gemstones in the world, ranked by their price per carat weight. And, yes, this list does include diamonds, …

2023年4月8日 · Here’s our list of the 10 most expensive gemstones in the world: 10. Black Opal – $9,500 Per Carat. Black opals are the most valuable and exceptionally rare. These opals have …

2024年6月4日 · The most expensive and rarest gemstone in the world is a natural blue diamond. That explains the price of $3.93 million per carat. Blue diamonds were discovered in India and …

2023年10月23日 · The top 10 most expensive gemstones in the world are tanzanite, black opal, red beryl, musgravite, alexandrite, emerald, ruby, pink diamond, jadeite, and blue diamond. …

2020年8月6日 · While the Pink Star diamond broke its record for most expensive jewel ever sold, the blue diamond holds the record for the most valuable price per carat at $3.93 million. 2. …

2024年7月8日 · Some stones stand out due to their natural beauty and rarity, giving them exceptional value. This article explores the world of luxury and beauty by showcasing the most …

2021年12月17日 · Here are the top 10 most expensive gemstones ever sold. This rare gemstone sold for nearly $1.5 million in 2015. That insane price came down to about $30,000 per carat. …

2023年12月15日 · The United States hosts a diverse array of expensive gemstones, including agate, diamond, pearl, sapphire, and turquoise. In 2022, the US gemstone industry …

2024年2月14日 · One of the largest is the “Royal One”, a 306-carat gemstone valued at $3 million. However, an 819.50-carat black opal, owned by Medici Collection, LLC, was verified in …