2011年8月20日星期六

Diamond cutting issues

Diamonds - either antique or poorly cut stones themselves modern are systematically re-cut to improve the clarity and color. No Biggie. But when it is a historical gem people can have strong opinions.

The famous Blue Origin Golconda Wittelsbach diamond was once called the most famous diamonds, you've never seen, because the elusive diamond with a pedigree as long been the jewel in the crown of Bavaria until 1920 and remained in royal Wittelsbach family until 1951. Depending on the descent you like, the paper trail for the diamond began in the early 17th or 18 century. The 35.56 carat Fancy Deep grayish blue VS2 diamond was kept isolated in a private collection since 1964.

Jarrett-Wittelsbach-Graff-M

Graff-Diamond Wittlesbach

But in 2008 the famous stone that is believed to be related to the Hope Diamond was sold to Lawrence Graff diamond 23.4 million U.S. dollars. Immediately after the sale, Graff decided to return to normal historical stone cut "diamonds, but a legendary stone verboten protested many experts" to eliminate damage to the band and improve the color "Hunky Dory is. - Some compare its renewal more than a painting by Rembrandt.

Well, they re-cut in early 2010, changing the shape of the original gloss centuries ago. So now is a modern rock, the name of Wittelsbach-Graff. They reduced to 31.06 carats 4.45 carats of losing trade. Cutting justified revised test report, and was one of the GIA. The new color is recommended for Fancy Deep Blue, the color is the same level as Hope Diamond. Clarity of VS2 (slightly included) IF (internally flawless).

But not all diamonds are limited by the redesign of Wittelsbach. Diamond cutting respected Maarten De Witte, an expert in diamond cutting is important as a strong advocate of well-designed specialty cut diamonds. "The same stone (Wittelsbach) is famous for its history, and a large blue diamond, not the cup," he says. De Witte does not recommend cutting a major reorganization that makes a diamond known unrecognizable.

Hope diamond re-cut at various stages, and could benefit from today to cut further opening the light intensity and elegance, he added. "After carefully documenting the important Wittelsbach, and increasing the beauty of a modern surgery, can also be an exhibition in progress"

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