International Testing Laboratory & Gems Research Center

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Search Results for Report No : S401294636


Report No	:	S401294636
Date	:	25-Mar-25
Variety	:	Natural Topaz
VTEXT	:
Species/Group	:
Color	:	Blue
weight	:	5.04000
Shape/Cut	:	Pear/Mixed
Measurement	:	13.21 X 9.17 X 5.77mm
Refractive Index	:	1.610 - 1.620 Biref 0.010
Gravity	:	3.55
Specific Comment	:	This gemstone is also known as London Blue Topaz.
General Comment	:

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