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The finest objects brought to you by {name}

Alberto Fidalgo

 Species .................................................................................. Natural Spinel
 Variety ........................................................................... Bluish Gray Spinel
 DESCRIPTION
 Shape & Cutting Style  ....................................... Cushion, Mixed Cut
 Measurements ............................................ 11.72 x 10.14 x 6.49 mm
 Carat Weight ............................................................................. 7.72 Carat
 Color .................................................................... Deep/Dark Bluish Gray
 Transparency ......................................................................... Transparent

COMMENTS
 No indications of treatment.

No evidence of treatment-  Lab report: 45780308

1 pcs  Blue, Grey Spinel  - 7.72 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

Gemstones

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Object

Faceted gemstone

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Country of origin

No origin given

Zambia

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Unknown

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Certification

International Gemological Institute (IGI)

International Colored Gemstone Association (ICA GemLab)

Antwerp Laboratory for Gemstone Testing (ALGT)

Gemological Institute of America (GIA)

Instituto Gemólogico Español (IGE)

Lotus Gemology

Gem Report Antwerp (GRA)

Asian Institute of Gemological Sciences (AIGS)

Bellerophon Gemlab

Gem research Swiss Lab (GRS)

Guild Gem Laboratory

International Jewellery & Gems Certifiers (IJGC)

GEM-TECH Istituto Gemmologico

Colour

Blue

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Fantasy

Drop

Clarity

Eye clean

Moderate

Slight

Loupe clean

Heavy

Severe

Treatment

No evidence of treatment

Heat treatment

No heat treatment

Commonly heated with no evidence of treatment

Oiling

Not specified in the report

Clarity enhancement

Commonly irradiated with no evidence of treatment

Irradiation

Surface diffusion

Fracture healing / filling

Gemstone transparency

Transparent

Semi-transparent

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Pearl luster

Excellent

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Optical effect (gemstones)

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Africa - No evidence of treatment-  Lab report: 813632628

1 pcs  Yellow, Green Sapphire  - 4.18 ct - International Gemological Institute (IGI) - Natural Yellow Sapphire

Gemstones

This object is no longer available, but there’s still lots to explore

1 pcs Blue, Grey Spinel - 7.72 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

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