NEW YORK – A ruby sold for a total of US$34.8 million (S$46 million) at Sotheby’s in New York on Thursday, setting a new record price at auction for the precious stone. The 55.22-carat gemstone, named ...

A researcher looks set to transform the jewelry industry after becoming the first to grow – a ruby in a ring. Sofie Boons grew the gemstone from a “ruby seed” in situ – in a platinum ring. Sofie is a ...

(TODAY SHOW)-- It's July, and if you have a birthday this month, the ruby is your birthstone. Rubies have been called the "king of gems," symbolizing strength, power and love. And they don't come ...

Add Yahoo as a preferred source to see more of our stories on Google. “The term ‘gemstone’ can be thought of as a catch-all term for the many natural mineral and crystalline formations found within ...

"If you look at a top-quality, gem quality ruby versus the top quality of a diamond – let's say they're five carats each – the ruby is going to be much rarer and much more expensive than that ...

The 55.22-carat Estrela de Fura is the most valuable ruby ever sold at auction - Copyright AFP TIMOTHY A. CLARY The 55.22-carat Estrela de Fura is the most valuable ...

In gemmology, ruby is considered the gemstone of the sun. It is believed to have qualities of the sun and is generally advised for removing the negative effects of the sun or for those who have a weak ...

The birthstone for July is ruby, whose vibrant red hue perfectly encapsulates the spirit of this sultry summer month, when days are long, hot, and intense. These rich red gemstones, known as "the ...

The 55.22-carat gemstone named Estrela de Fura was already the largest ruby ever to go under the hammer. It was cut from a 101-carat rough stone discovered in July last year at the Montepeuz ruby mine ...