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Japan Gem Research Laboratory
Colored stone report
Our colored stone report provides a gemstone’s identity, treatment history and a confirmation of its natural status.
Furthermore, if requested, the tested item’s most likely source locality can also be determined.
A4 COLORED STONE REPORT
Horizontal layout
283mm×200mm
283mm×200mm
Vertical layout
200mm×283mm
200mm×283mm
A5 COLORED STONE REPORT
210mm×148mm
210mm×148mm
CARD REPORT & SORTING
Card Report
86mm×54mm
Sorting
46.5mm×63.5mm
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