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Uncut 'Macle' Diamonds Attract an Inherently Sophisticated Customer

Uncut 'Macle' Diamonds Attract an Inherently Sophisticated Customer

On the Fourth of July, the venerable New York Times dedicated more than 1,000 words to a unique rough diamond crystal that's making its mark ...

Vanderbilt Family's Summer Home Featured Platinum-Leaf Wall Decorations

Vanderbilt Family's Summer Home Featured Platinum-Leaf Wall Decorations

In Anderson Cooper's bestselling book, Vanderbilt, about the unfathomable rags-to-riches-to-rags saga of one of the most famous families of America's Gilded Age, the journalist describes ...

Birthstone Feature: Rubies Have Been Coveted Since Biblical Times

Birthstone Feature: Rubies Have Been Coveted Since Biblical Times

Since biblical times, ruby has been one of the most revered and coveted gemstones on Earth. According to the Book of Exodus, July's official birthstone ...

Let's Take a Deep Dive Into the Optical Phenomenon Called 'Chatoyancy'

Let's Take a Deep Dive Into the Optical Phenomenon Called 'Chatoyancy'

This 58.19-carat, honey-colored "Maharani Cat’s Eye" displays one of the world's finest examples of an optical phenomenon called "chatoyancy" — or the cat's eye effect. ...

5.09-Carat Paraiba Tourmaline Stars at Bonhams' Hong Kong Auction

5.09-Carat Paraiba Tourmaline Stars at Bonhams' Hong Kong Auction

An impossibly rare 5.09-carat electric blue Paraiba tourmaline fetched $377,650 at Bonhams' Jewels and Jadeite auction in Hong Kong last night. The modified shield brilliant-cut ...

Lesotho's Prolific Letšeng Mine Delivers 245-Carat Gem-Quality Diamond

Lesotho's Prolific Letšeng Mine Delivers 245-Carat Gem-Quality Diamond

Two miles above sea level in the rarefied air of the tiny, landlocked Kingdom of Lesotho, twin diamond mines are churning out some of the ...

Bedazzled Basketball Becomes Unofficial Mascot of NBA's Diamond Anniversary

Bedazzled Basketball Becomes Unofficial Mascot of NBA's Diamond Anniversary

Exactly a week after the Golden State Warriors put an exclamation point on the NBA’s 75th Anniversary season by defeating the Boston Celtics in the ...

Music Friday: Neil Diamond Sings, ‘Gold Don’t Rust, Love Don’t Lie’ in His Country Classic

Music Friday: Neil Diamond Sings, ‘Gold Don’t Rust, Love Don’t Lie’ in His Country Classic

Welcome to Music Friday when we bring you awesome songs with jewelry, gemstones or precious metals in the title or lyrics. Today, the legendary Neil ...

Exceptional Pair of Mozambican Rubies Headlines Gemfields' Auction

Exceptional Pair of Mozambican Rubies Headlines Gemfields' Auction

An exceptional pair of Mozambican rubies — one weighing 32.5 carats and the other 29 carats — headlined Gemfields' most recent series of ruby auctions ...

Finals MVP Steph Curry Breaks Out His Championship Jewelry for Warriors' Parade

Finals MVP Steph Curry Breaks Out His Championship Jewelry for Warriors' Parade

Flaunting a gold chain strung with three NBA championship rings, Finals MVP Steph Curry and the rest of the Golden State Warriors paraded up Market ...

Journalist's Nobel Medal Nets $103.5MM at Auction to Benefit Ukrainian Refugees

Journalist's Nobel Medal Nets $103.5MM at Auction to Benefit Ukrainian Refugees

Russian journalist Dmitri Muratov put his 18-karat gold Nobel medal on the auction block last night, with the proceeds benefiting children who have been displaced ...

Diamond-Shaped Cafe Floats Like a Pendant 280 Meters Above Dashbashi Canyon

Diamond-Shaped Cafe Floats Like a Pendant 280 Meters Above Dashbashi Canyon

In an effort to draw hundreds of thousands of adventure tourists each year to its stunning Tsalka Nature Reserve, the country of Georgia has just ...