ADVANCE GEM RESEARCH LAB

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Search Results for Report No : SA179744997


Report No	:	SA179744997
Date	:	27-Dec-21
Variety	:	Natural Topaz
VTEXT	:
Species/Group	:
Color	:	Blue
weight	:	7.360
Shape/Cut	:	Oval/Mixed
Measurement	:	13.90 X 10.04 X 6.98mm
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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