Report · 4630a1eb-9995-443d-8ff2-887a5f9987b4
Gemstone Identification Report #045-2026
Topaz — —
Issued
03/03/2026
Olena Rybnikova, PhD · GIA
Origin
—
Species
Topaz
Specimen
—
Variety
Oval
Weight
11.300 ct
Dimensions
17.0 x 12.1 x 6.6
R.I.
1.612 - 1.620
D.R.
0.008
Pleo.
Not applicable
Fluor. LW
LW (365 nm) - inert
Fluor. SW
SW (254 nm) - inert
Chelsea
No reaction
Microscope
Two-phase inclusions, liquid inclusions, crystals inclusions.
Treatment
Untreated
Report · 4630a1eb-9995-443d-8ff2-887a5f9987b4
Gemstone Identification Report #045-2026
Topaz — —
Issued
03/03/2026
Olena Rybnikova, PhD · GIA
Origin
—
Species
Topaz
Specimen
—
Variety
Oval
Weight
11.300 ct
Dimensions
17.0 x 12.1 x 6.6
R.I.
1.612 - 1.620
D.R.
0.008
Pleo.
Not applicable
Fluor. LW
LW (365 nm) - inert
Fluor. SW
SW (254 nm) - inert
Chelsea
No reaction
Microscope
Two-phase inclusions, liquid inclusions, crystals inclusions.
Treatment
Untreated
Confirmed by Raman spectroscopy.