Filter No- 4 For Gem Pen :
The LW Filter 4 (in combination with Filter 1 – Included with GemPen® Diamond Screener/GemPen® Premium) helps the user to distinguish between a natural fluorescing diamond and a lab created one.
Filter No- 4 For Gem Pen is an additional filter to be used with our Gemometrics Gem Pen screener (GemPen® Premium/GemPen® Diamond Screener). It helps the user to distinguish between a natural fluorescing diamond and a lab created one. It can be purchased seperately for further enhancement for your stone testing or screening.
* Does not includes Filter Case
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