D.NEA Diamonds, which produces diamond in a laboratory, says that it has been producing blue diamonds of reliable quality of up to 1.3 carats.
“We will continue producing more blues in the sizes we currently have available, and possibly some up to 1.5ct later this summer and fall,” says Eric Franklin, CEO of the company.
“Whites [...]

For the first time, the GIA New York lab has identified a near-colorless CVD-grown diamond larger than a carat that was submitted for grading. Single-crystal CVD synthetic diamonds are occasionally submitted to the GIA Laboratory for identification and grading reports, reports G&G.
The 1.05 ct pear shape diamond was color-graded as equivalent to G. In [...]

Leading certified diamond specialist Marlows are calling for more to do be done internationally about the spread of the diamond simulate known as Moissanite, after helping out a customer at their store recently who had been duped into buying the Russian-made fakes, according to Marlows.
The customer had entered Marlows recently to match up an earring [...]

The Diamond Commission of CIBJO, The World Jewellery Confederation, has released its annual report ahead of the 2010 CIBJO Congress, which is due to open in Munich, Germany, on February 19. In the report, the commission calls for a renewed effort to reach industry-wide agreement on nomenclature that accurately distinguishes between natural and synthetic diamonds.
In [...]

Two diamonds grown in laboratories in the Faculty of Chemistry at the Technion university in Israel have been sent into space on Space Shuttle Atlantis, and will be hosted at International Space station for a year.
Upon their return, the diamonds will be examined to assess the effects of the space environment upon them, with a [...]

The world’s largest man-made blue diamonds have arrived just in time for the holidays. Five blue diamonds all over one carat have just come up for sale through D.NEA , the leading supplier of synthetic diamonds, including one of the world’s largest gem-quality man-made blue diamonds: a 1.24ct fancy intense blue round brilliant, which is [...]

Charles & Colvard, Ltd. (NASDAQ: CTHR), the sole manufacturer of moissanite jewels, The Most Brilliant Jewel in the World, announced that on December 3, 2009, because the closing bid price of its common stock has been at or above $1.00 per share for at least 10 consecutive trading days, the Company received notification from the [...]

While global industrial diamond consumption will continue to grow, constant dollar prices for synthetic diamond products, including CVD diamond films, will decline due to more cost effective production technologies and high competition between low-cost producers in China and Russia, says a report by Merchant Research and Consulting, Ltd.
Today industrial diamond is produced in 31 countries. [...]