ADVANCE GEM RESEARCH LAB

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Search Results for Report No : SA200156634


Report No	:	SA200156634
Date	:	30-Dec-22
Variety	:	Natural Topaz
VTEXT	:
Species/Group	:
Color	:	Blue
weight	:	5.560
Shape/Cut	:	Octagon/Step
Measurement	:	10.75 X 8.69 X 5.81mm
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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