UV torch 3W zoom More sophisticated diamond gauges Guide to buying electronic gem

Guide to buying electronic gem testers (web page)

they are brought nearer the surface through volcanic activity where they are mined (they are also known as as mined diamonds)

•    Viewing on a PC

If you want one that is the most powerful without going over-the-top

It takes a few weeks grow a synthetic diamond in a laboratory

UV torch 3W zoom More sophisticated diamond gauges Guide to buying electronic gemSummary The most versatile, zoom in (fine beam, very bright) for distant objects, e. g. in a museum or for use in bright light; zoom out (wide beam, not as bright) for wide area scanning of stock, banknotes beads etc. Takes three AAA batteries, included. Read all about how UV light works and what it will detect (fascinating article!) See photos of what you will see with this (and all the other) UV lights. Technical Size: 95mm long X 18mm dia, (3 X