Used for estimating gemstones set in jewelry. It has a triplet lens and graticule scale for diamonds and millimeters. It can also estimate rubies, sapphires, and emeralds. The millimeter scale can also be used to measure and work out table percent on diamonds without the need for a microscope. Supplied with a leather case.
Manufactured by the Gemmological Association of Great Britain
SKU: GM50
List Price:
$62.95
Price:
$60.95
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