6.54ct Fancy Intense Pink Diamond Fetches $8.6 Million - 2012

A platinum ring set with a 6.54-carat Fancy Intense pink Internally Flawless oval-cut diamond sold for $8.6 million at Sotheby’s New York City auction. The ring, purchased by Laurence Graff, was the top grossing item. Per carat it sold for $1,313,144. Graff also purchased the second and third...

Read more

The Diamond as Big as The Ritz - 2012

Bigger, brighter, better – from record-breaking auctions, to large diamond finds, 2012 was a year that saw some diamond items worthy of a book of their own! There’s been lots of good news coming out of the Karowe diamond mine in Botswana over the past year. Perhaps the best news was the...

Read more

35.60ct Pink Part of Queen Elizabeths Diamond Jubilee

The Diamond Jubilee celebrations are ongoing in the Untied Kingdom and around the world this week, and what is a diamond jubilee without a few exceptional diamonds. Celebrating Queen Elizabeth II’s 60th anniversary at the throne, a fancy pink-brown color, 35.60-carat cushion cut Forevermark d...

Read more

Christie’s Paris Jewels Sale Tops $3.8 Million - 2012

A fancy yellow circular-cut diamond ring topped the bidding stakes at Christie’s Paris Jewels sale, which took place in the French capital yesterday. All told, the sale realized €3,100,088 ($3,870,460), selling 80 percent by lots and 84 percent by value. The fancy yellow diamond ring sol...

Read more

Christie’s says Elizabeth Taylor Collection auctions raised almost $157 million - 2010

The auctions of The Collection of Elizabeth Taylor at Christie’s New York from December 3-17 realized a combined total of $156,756,576 with every single item sold, the auctioneer reported. The sale drew interest from bidders throughout the world, who gathered in Christie’s flagship Rock...

Read more

Necklace worn by Princess Diana to go on auction in New York - 2010

A necklace famously worn by Diana, Princess of Wales, at one her last official engagements, are to be auctioned on September 24 in New York. Auction house, Guernsey’s, has set an estimated selling price of $1.5 million to $2.5 million. The princess wore the necklace on June 3, 1997, at a gal...

Read more

507-Carat Cullinan Heritage Sells for $35.3 Million - 2010

The 507-carat Cullinan Heritage diamond has been sold for $35.3 million, the highest sale price on record ever achieved for a rough diamond, Petra Diamonds announced Friday. The diamond was sold on tender in South Africa and was purchased by Hong Kong-based Chow Tai Fook Jewellery. The purchaser, a...

Read more

GIA Adds Fluorescence Info to Diamond Reports - 2009

Effective immediately, the Gemological Institute of America (GIA) will include a description of a diamond’s ultraviolet fluorescence in its GIA Diamond Grading Reports and Diamond Dossiers. The Institute will use in their newly revised diamond grading reports to help better educate the public ...

Read more

Natural-color diamonds hold margins value - 2009

Las Vegas--Jewelers looking for a product that sets their store apart and holds its own when it comes to margins might want to try natural-color diamonds, retailers told an audience of hundreds at a breakfast event held on Friday morning during the JCK Las Vegas show. For the event, titled "Th...

Read more

How to Preserve Wealth By Investing In Colored Diamonds - 2009

Recent turmoil in the global financial markets has convinced countless investors to explore alternative assets, and smart investors are no longer solely focused on ways to maximize their capital gains. They are all seeking tried-and-true strategies for preserving wealth, and a great many have chosen...

Read more

Rare blue diamond sells for record $9.5 million - 2009

GENEVA (Reuters) - A flawless vivid blue diamond weighing 7.03 carats sold on Tuesday for a record 10.5 million Swiss francs (6.2 million pounds), the highest price paid per carat for any gemstone at auction, Sothebys said. The rectangular-shaped blue stone, the rarest to enter the international ma...

Read more

Color Grading Diamonds At GIA: The First Fifty Years - 2009

In the more than half a century since the Gemological Institute of America (GIA) introduced its D-to-Z system for color grading colorless to light-yellow diamonds, it has become the premier color grading system in the global diamond industry. During this time, technological progress, new diamond sou...

Read more

The Stats on Heidi Montags Borrowed Wedding Bling - 2009

Every bride needs "something borrowed and something blue" and jeweler-to-the-stars Neil Lane helped Heidi Montag fulfill the borrowed aspect with millions of dollars worth of jewelry for her weekend nuptials. Lane tells "The Insider" that Heidi (photographed above picking out he...

Read more

Rare flawless blue diamond to be exhibited by Sotheby’s - 2009

Sotheby’s is preparing to conduct a preview exhibit of a rare fancy vivid blue internally flawless diamond sourced from the Cullinan diamond mine. The presentation is scheduled to be held on 27th April 2009 at the Sotheby’s New Bond Street galleries, 34-35 New Bond Street, London W1. The...

Read more

30 Carat Diamond Sells for $130,000 per carat at Christie’s - 2009

A 30.02 carat pear-shaped D, Internally Flawless type Iia diamond was sold for $4,002,500 to an unidentified private buyer at Christie’s New York jewelry auction on Wednesday. The winning bid represents a $133,000 per carat sale price. “The market for colorless diamonds remains absolute...

Read more

Regional report on bridal: How big is the diamond? - 2009

For bridal, what size diamonds are customers asking for, on average? National Jeweler asked jewelers around the country to weigh in for our Regional Report. NORTHEAST "Between 1.20 and 1.30 carats is the average. Two-carat stones had been more popular, but pricing got out of control," sa...

Read more

D Flawless marquise diamond earrings sell for HK$13 million - 2009

The top jewelry lot was a pair of marquise-shaped D-color flawless diamond earrings, weighing 16.58 carats in total, which fetched HK$13 million. Diamonds graded D are considered colorless; a carat is one-fifth of a gram. Sotheby’s said mainland Chinese clients were among the top buyers. Of t...

Read more

Diamond May Get $8.5 Million at Sotheby’s

Petra Diamonds Ltd., a miner of the gems in Africa, plans to sell its first cut and polished stone at Sotheby’s in an auction that it estimates will fetch as much as $8.5 million. The 7.03-carat blue diamond was cut from a 26.58-carat rough stone found at its Cullinan mine in South Africa, St...

Read more

Christie’s Places 30ct D/IF Diamond on the Block - 2009

While the large and exceptional diamonds were the gems that suffered the worst price tumble in the current financial crisis, Christie’s still has a strong belief in their viability. The auction house is offering a number of high-end diamond items, some estimated at about $1 million. Christie&...

Read more

Rio Tinto Tenders a Rare Offering of Blue Diamonds - 2009

Rio Tinto’s Argyle Diamond Mine is set to showcase its rare blue diamonds to the world in a unique sale known as the "Once in a Blue Moon" collection. While the Argyle Diamond Mine is well-known for producing rare pink and champagne diamonds, it is a lesser-known fact that it produce...

Read more