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Jason Withers
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News

Pink Investment Diamonds

24/7/2013 03:31:24

Pink diamonds aren't just pretty stones. They're statistical freaks of nature, accounting in 2009, for example, for just 30,000 of the 160 million carats of rough diamonds produced - less than 0.02 per cent of the total. In addition, supply is limited - a point jewellers and producer Rio Tinto exploit to the full.

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Graff to seek HK nod for $1 bln IPO on May 3

03/5/2012 04:20:36

Graff to seek HK nod for $1 bln IPO on May 3

* Luxury diamond retailer moves closer to HK IPO

* No timetable set for pre-marketing up to $1 bln IPO-sources

* London-based Graff seeks Q2 listing

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Diamond exports rebound in first quarter

03/5/2012 04:14:46

Diamond exports rebound in first quarter

The revival of the country's diamond exports continued in March, with preliminary data indicating a month-on-month leap of 32 percent to P2.95 billion.

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Are Diamond's An Investor's Best Friend?

26/4/2012 01:36:22

Are Diamond's An Investor's Best Friend?

Will the next ten years be the decade of the diamond? TIME's Christopher Matthews reports.

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The Withers Family Legacy

28/3/2012 04:46:34

The Withers Family Legacy

With a rich historical background in everything from diamonds to racing cars, Jason's family name is one to be remembered.

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Coloured Diamonds the Ultimate Investment

15/3/2012 04:48:47

(Reuters) As the Argyle Mine in Western Australia nears the end of it's life, producing 1/4 of all diamonds worldwide and over 90% of pink diamonds, never have coloured diamonds been more valuable as an investment.

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Platinum Jewellery Leading Lady At 2012 Academy Awards

27/2/2012 06:54:45

At the most important night in Hollywood show-biz, platinum jewellery takes centre-stage on the best dressed and glamorous.

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Jason Withers Interviewed for SBS Radio Broadcast

22/2/2012 05:52:52

Our Master Jeweller and Gemologist Jason Withers was interviewed last night by Greg Dyett of SBS on the remarkable discovery of a rare 12.76 carat pink diamond in Western Australia's Argyle Mine.

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Man-Made Diamonds New Medical Marvel

09/2/2012 07:29:11

Diamonds have a long history of being used in the health and scientific industries, but new research is taking us closer to unlocking the bionic eye.

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Blue Glow

07/10/2011 07:27:17

Blue Glow

An estimated one-quarter to one-third of all diamonds exhibit fluorescence and yet it remains somewhat contentious.

By Ettagale Blauer

Fluorescence evokes words more usually associated with psychiatric disorders. The molecules in a fluorescent diamonds are said to be unstable, excited and structurally defective. That’s a heavy burden for a beautiful gemstone. These terms all relate to the presence of nitrogen-related defects, which lead to fluorescence. When a fluorescent diamond is viewed in ordinary light, it shows its normal qualities of colour and clarity. When such a diamond is placed under an ultraviolet (UV) light, however, it fluoresces, appearing to glow with another colour, most commonly blue. Since this quality disappears once the diamond is returned to a natural light source and ‘relaxes’, the fluorescence is a temporary condition. However, fluorescence‘s ultimate ability to permanently affect the overall appearance of the stone under normal lighting conditions is the issue that arises when diamonds are priced.

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