It features a pear-shaped D color, type IIa diamond of 15.31 cts. and VVS2 clarity before.

FORBES: 30.52-ct. emerald-cut diamond sold for $3.3 million.

Gemesis colorless diamonds are all certified as Type IIa, the purest type of diamond, almost or entirely devoid of chemical impurities.

FORBES: Gem-Quality White Diamonds Created in Laboratory

Adding to their allure is that they have also been determined to be Type IIa, the most chemically pure form of diamond showing exceptional appeal transparency.

FORBES: Connect

Mr. DIAMOND: That's true, and we have many different type of wars, and one of them is an insurgency against the new political order with a heavy terrorist element that aims to strike at Europe and the United States.

NPR: Is Victory in Iraq Still Possible?

Defender is the fifth of the navy's six new Type 45 destroyers to be commissioned, following HMS Daring, HMS Dauntless, HMS Diamond and HMS Dragon.

BBC: HMS Defender commissioning ceremony held in Portsmouth

Matthias Werner, a technology analyst at Deutsche Bank, illustrates this second type of nanotechnology breakthrough graphically with videos of a surgical scalpel based on a nanostructured diamond.

ECONOMIST: MONITOR