Ghene Menezes

Coloured Gemstones Auction

ALGT Colored Stone Identification Report n. 17787323 (19 May, 2026)
Natural Zoisite
Tanzanite
Oval Shape, Mixed Cut
Ct. 4.95
11.52 x 9.30 x 5.60
Purplish Blue
Transparent
Origin from Tanzania

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1 pcs  Blue Tanzanite  - 4.95 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

Tanzania - Not specified in the report-  Lab report: 17787323

Italy

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Private collector. Offers selected colored gems.

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Tanzanite, one stone, total 4.95 ct, oval shape with mixed cut, purplish-blue and transparent, origin Tanzania, lab report ALGT 17787323, sealed by the laboratory.

1 pcs Blue Tanzanite - 4.95 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

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Tanzanite, one stone, total 4.95 ct, oval shape with mixed cut, purplish-blue and transparent, origin Tanzania, lab report ALGT 17787323, sealed by the laboratory.

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