No. 98076982

No longer available
1 pcs Orange, White Opal - 11.55 ct - Antwerp Laboratory for Gemstone Testing (ALGT)
Bidding closed
10 weeks ago

1 pcs Orange, White Opal - 11.55 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

Valentina Arceci
Expert

Selected by Valentina Arceci
ALGT COLORED STONE IDENTIFICATION REPORT IDENTIFICATION Species .............................................................................................................. Natural Opal Variety ............................................................................................................... Crystal Opal DESCRIPTION Shape & Cutting Style ......................................................................... Pear, Mixed Cut Measurements .................................................................... 20.88 x 17.15 x 8.04 mm Carat Weight ................................................................................................... 11.55 Carat Color ....................................................... White (Orangy) + Play of Colors (Intense) Transparency ....................................................................................... Semi-transparent ADDITIONAL GRADING CHARACTERISTICS Optical Effect .................................................................................................. Opaliscence Origin .......................................................................................................................... Ethiopia Origin determination is an expert opinion based on microscopic examination, spectroscopic features and chemical trace element analysis. COMMENTS No indications of treatment. 24 April, 2025 77099086

No. 98076982

No longer available
1 pcs Orange, White Opal - 11.55 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

1 pcs Orange, White Opal - 11.55 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

ALGT COLORED STONE IDENTIFICATION REPORT
IDENTIFICATION
Species .............................................................................................................. Natural Opal
Variety ............................................................................................................... Crystal Opal
DESCRIPTION
Shape & Cutting Style ......................................................................... Pear, Mixed Cut
Measurements .................................................................... 20.88 x 17.15 x 8.04 mm
Carat Weight ................................................................................................... 11.55 Carat
Color ....................................................... White (Orangy) + Play of Colors (Intense)
Transparency ....................................................................................... Semi-transparent
ADDITIONAL GRADING CHARACTERISTICS
Optical Effect .................................................................................................. Opaliscence
Origin .......................................................................................................................... Ethiopia
Origin determination is an expert opinion based on microscopic examination, spectroscopic features and
chemical trace element analysis.
COMMENTS
No indications of treatment.
24 April, 2025
77099086

Bidding closed
Valentina Arceci
Expert
Selected by Valentina Arceci
Retail Estimate  € 1,200 - € 1,500

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