Tiffany & Co.'s annual Blue Book features the company's most recent and extraordinary pieces of jewelry. Click through this slideshow to see additional images from Tiffany & Co.'s Blue Book event held at the Guggenheim in New York. ...
The diamond earrings that topped Christie's most recent sale feature circular-cut diamonds suspended from a pair of shield-shaped diamonds with circular-cut surmounts. They had a pre-sale high estimate of $10 million but sold for $8.6 ...
The Hutton-Mdivani necklace is “the greatest jadeite bead necklace of historical importance,” Sotheby’s said. The necklace sold for $27.4 million Monday in Hong Kong. Hong Kong--A jadeite bead necklace with a Cartier ...
This fancy intense orangy pink diamond ring is the highlight of Sotheby's April 29 sale, which also will include a range of other important colored gemstones. Click through this slideshow to see the five jewels expected to top Sotheby's ...
Tags: Diamond, Pink Diamond, Arts, Crafts
The seven pieces in the Maleficent collection include horn, dragon, feather and fire motifs. New York--Fine jewelry brand Crow's Nest has teamed with Walt Disney Pictures to create a limited-edition collection of jewelry for the upcoming ...
Democratic Republic of Congo aims to double tax revenues from minerals but investors warned that an overhaul of the mining code could remove incentives to invest there. Prime Minister Augustin Matata Ponyo told a mining conference in the ...
Tags: DRC Mining, Mining Tax
Washington--An exhibition of remarkable pieces made by Cartier for one of the brand’s most devoted clients is scheduled to open at the Hillwood Estate Museum and Gardens in Washington this summer. The exhibition, called Cartier: ...
Tags: Jewelry, diamond, sapphire necklace, Arts
Flawed but colorful diamonds are among the most sensitive detectors of magnetic fields known today, allowing physicists to explore the minuscule magnetic fields in metals, exotic materials and even human tissue. University of California, ...
Tags: Metallurgy, Mineral, Electronics, Colored Diamonds
This ruby and diamond set by Van Cleef & Arpels is expected to sell for as much as $7,500 during Christie’s upcoming online-only jewelry auction. Hong Kong--Christie’s is holding an online-only auction of jewelry beginning ...
Tags: ruby and diamond set, Van Cleef&Arpels, online-only jewelry auction
Soraa Inc of Fremont, CA, USA, which develops solid-state lighting technology built on ‘GaN on GaN’ (gallium nitride on gallium nitride) substrates, has launched what it claims are the first high correlated color temperature ...
Tags: MR16 LED Lamps, LEDs
New research shows that a remarkable defect in synthetic diamond produced by chemical vapor deposition allows researchers to measure, witness, and potentially manipulate electrons in a manner that could lead to new "quantum technology" for ...
Tags: Diamond
Slane's 18-karat gold stackable rings feature, from left, moonstone, rubies, rhodolite, diamonds and cabochon rubies. Prices begin at $700. Flip through this slideshow to see the 18-karat gold designs Slane exhibited at the Centurion ...
This ring is one of the new pieces in designer Lisa Nik's Honeymoon collection. Click through this slideshow to see designer Lisa Nik's newest pieces, showcased at Centurion. Scottsdale, Ariz.--Lisa Nik unveiled new custom-designed ...
Tags: garnet, aquamarine, rubellite
Diamonds may be a girl's best friend,but they could also one day help us understand how the brain processes information,thanks to a new sensing technique developed at MIT. A team in MIT's Quantum Engineering Group has developed a new ...
The 18-karat red and white gold “Fairytale” ring is part of Roberto Coin's new Pearls Dragon collection. It features a baroque pearl, pink sapphires and diamonds. Vicenza, Italy--Although full new lines won’t be ...
Tags: Fairytale, Roberto Coin, Pearls Dragon