No Reserve Price - 1 pcs Blue, Grey Tourmaline - 5.20 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

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Tourmaline Indicolite, 1 stone, 5.20 ct, octagon cut, emerald shape, transparent, with no indications of treatment, ALGT report 57701285.

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Description from the seller

Tourmaline Indicolite 5.20 ct
Octagon
11.89 x 8.02 x 5.63 mm
Dark Grayish Blue
Transparent
No indications of treatment.
ALGT Report: 57701285
November 3, 2025

Tourmaline Indicolite 5.20 ct
Octagon
11.89 x 8.02 x 5.63 mm
Dark Grayish Blue
Transparent
No indications of treatment.
ALGT Report: 57701285
November 3, 2025

Details

Nr of stones
1
Lab report number
57701285
Gemstone type
Tourmaline
Total carat weight
5.20
Gemstone colour
Blue, Grey
Transparency
Transparent
Treatment
No evidence of treatment
Laboratory Report
Antwerp Laboratory for Gemstone Testing (ALGT)
Sealed by laboratory
Yes
Shape
Emerald
Cutting style
Step cut
PolandVerified
48
Objects sold
100%
pro

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