Author: Stephen Hofer

Violet

May 6, 2017April 27, 2017Stephen HoferColour Varieties

Diamonds from the violet variety.

Red

May 5, 2017April 27, 2017Stephen HoferColour Varieties

Diamonds from the red variety.

Purple

May 4, 2017April 27, 2017Stephen HoferColour Varieties

Diamonds from the purple 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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