Gem Testers

Electronic Gem Testers

Click on the picture to see the products.

Two types, thermal conductivity or reflectivity - article.

Optical Gem Testers

Click on the picture to see the products.

Standard long-established testers used by gemmologists. - article.

Mechanical gem testers, gem ID software, gem torches

Click on the picture to see the products.

Hardness test. Specific gravity (relative density) test - article.

**sRecentPrefix**				<br/><br/><div class="recenththeader"><input class="recenthtbuttonright" id="scrollbackrecent" type="button" value="    Next >>" onclick="ScrollBackRecent();"><input class="recenthtbuttonleft" id="scrollforwardrecent" type="button" value="<< Previous" onclick="ScrollForwardRecent();"><h2>Recently Viewed</h2></div><br clear="all"/><table id="recenthtitem"> **sRecentImageRowPrefix**	<tr><td class="recenthtitemspacer" rowspan=4> </td> **sRecentImageItem**			<td class="recenthtitemimage"><a _HREF_="_SSURL_?PRODREF=_PID_&NOLOGIN=1" ><img border="0" width="75" src="_THUMB_" alt="_NAME_" /></a></td><td class="recenthtitemspacer" rowspan=4> </td> **sRecentImageRowSuffix**	</tr> **sRecentDescRowPrefix**	<tr> **sRecentDescItem**			<td class="recenthtitemdesc"><a _HREF_="_SSURL_?PRODREF=_PID_&NOLOGIN=1" >_NAME_</a></td> **sRecentDescRowSuffix**	 **sRecentPriceRowPrefix**	 **sRecentPriceItem**			 **sRecentPriceRowSuffix**	 **sRecentDeleteRowPrefix**	<tr> **sRecentDeleteItem**		<td class="recenthtitemdelete"><a href="javascript:DeleteRecent('_PID_', true);"><img src="xit.jpg" border="0" /></a></td> **sRecentDeleteRowSuffix**	</tr> **sRecentSuffix**				</table> **sRecentEmptyList**