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The finest objects brought to you by {name}

Alberto Fidalgo

Natural noble opal.
Cut: oval cabochon.
Weight: 3.10 ct. 
Measurements: 13.03 x 9.27 x 5.50 mm.
Colour: multicoloured.
Clarity: natural inclusions. 
Treatment: no signs of treatment.
Origin: Ethiopia.
*The statement regarding the country of origin is based on the seller's opinion.
Gemmologist certificate number: 021556.
Internal reference: 10831.
Shipping via courier mail.
Shipping to Sicily, Corsica and Sardinia carries a €15 surcharge.
Gemstones in the CG auction are sold by vetted and trustworthy sellers chosen by CW; the card attached to the gemstones is for information purposes only and not for resale. For resale purposes, the gemstone must have a certificate from an accredited lab on our list.

Ethiopia - Oval - No Certification

noble opal - 3.10 ct

Gemstones

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18 January

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Dimensions

Height

Width

Depth

Object

Faceted gemstone

Gemstone cabochon

Country of origin

No origin given

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Stone

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Emerald

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Topaz

Ruby

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Tourmaline

Tsavorite

Peridot

Tourmaline paraiba

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Amethyst

Alexandrite

Citrine

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Mixed gemstones

Fluorite

Apatite

Sapphire padparadscha

Rhodolite

Sphalerite

Beryl

Certification

International Gemological Institute (IGI)

International Colored Gemstone Association (ICA GemLab)

Instituto Gemólogico Español (IGE)

Antwerp Laboratory for Gemstone Testing (ALGT)

Gemological Institute of America (GIA)

Lotus Gemology

Bellerophon Gemlab

Gem research Swiss Lab (GRS)

Asian Institute of Gemological Sciences (AIGS)

Gem Report Antwerp (GRA)

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Istituto Gemmologico Italiano (IGI)

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Colour

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Oval

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Clarity

Eye clean

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Gemstone transparency

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Pearl luster

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Optical effect (gemstones)

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Treatment

No evidence of treatment

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noble opal - 3.10 ct

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