ADVANCE GEM RESEARCH LAB

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Search Results for Report No : SA179745042


Report No	:	SA179745042
Date	:	27-Dec-21
Variety	:	Natural Topaz
VTEXT	:
Species/Group	:
Color	:	Blue
weight	:	2.490
Shape/Cut	:	Octagon/Step
Measurement	:	8.97 X 7.02 X 4.13mm
Refractive Index	:	1.610 - 1.620 Biref 0.010
Gravity	:	3.55
Comment	:	This gemstone is also known as london blue topaz.
Special Comment	:

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