Author: Stephen Hofer

Yellow

April 12, 2017March 29, 2017Stephen HoferColour Varieties

Diamonds from the yellow variety.

White

April 11, 2017March 29, 2017Stephen HoferColour Varieties

Diamonds from the white variety.

Violet

April 10, 2017March 29, 2017Stephen HoferColour Varieties

Diamonds from the violet variety.

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COLORCARD

The Hofer Gemstone Colorcard will obtain and inexpensive, readily portable device that will allow gemologists, gem merchants, jewelers or the buying public to simply determine the color temperature of common natural or artificial light sources in which they may be required to either buy, purchase, or grade, diamonds or colored stones. -The Australian Gemmologist

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