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The allure of gemstones, brought to you by {name}

Purificacion Aquino Garcia

Gia Report 6485074042
November 16, 2023

Item Description: One Loose Stone
Weight: 13.33 Carats
Measurements: 15.27 X 12.16 X 10.24 Mm
Comments: None

Results

Species........................................................................................ Zoisite
Variety................................................................................... Tanzanite

Details

Shape.................................................................................... Oval
Cutting Style: Crown .......................................................  Brilliant Cut
Cutting Style: Pavilion ...........................................................Modified Brilliant Cut
Transparency ................................................................. Transparent
Color.................................................................................. Bluish Violet

Country Of Origin ........................ Merlani, Northern Tanzania (Seller's opinion)

Color Origin Cannot Currently Be Determined

Tanzanite Gemstones Are Routinely Treated By Different Methods To Improve The Color Or Appearance. 
In Some Cases, Treatments Like Heating And Irradiation Cannot Be Detected."

Oval - GIA

1 pcs [GIA Certified] - Bluish Violet Tanzanite - 13.33 ct

Gemstones

Reserve price

No reserve price

Buy now

Closing date

Thursday

Friday

tomorrow

6 October

Wednesday

Monday

Tuesday

5 October

today

7 October

Budget

From

Location

Spain

Thailand

Germany

France

The Netherlands

Portugal

Italy

Singapore

Poland

United Kingdom

Bulgaria

Belgium

Hong Kong

Israel

Austria

Switzerland

Sweden

India

United States

Taiwan

Slovak Republic

Czech Republic

Malta

Greece

Ireland

Object

Faceted gemstone

Gemstone cabochon

Country of origin

Brazil

Sri Lanka

Tanzania

Zambia

Ethiopia

Mozambique

Myanmar/Burma

Pakistan

Colombia

Madagascar

Australia

Afghanistan

Congo

Africa

Cambodia

Mexico

Kenya

No origin given

Bolivia

Namibia

Vietnam

Türkiye

Russia

Material

Tanzanite

Spinel

Sapphire

Emerald

Opal

Ruby

Aquamarine

Beryl

Fire Opal

Garnet

Morganite

Topaz

Heliodore

Star Sapphire

Stone

Tourmaline

Amethyst

Peridot

Kunzite

Citrine

Zircon

Fluorite

Tsavorite

Tourmaline paraiba

Sapphire padparadscha

Kyanite

Sphalerite

Rhodolite

Certification

International Gemological Institute (IGI)

Certified gemologist report

Antwerp Laboratory for Gemstone Testing (ALGT)

No laboratory report

Instituto Gemólogico Español (IGE)

Gemological Institute of America (GIA)

Lotus Gemology

Asian Institute of Gemological Sciences (AIGS)

ALGT (B)

Gem research Swiss Lab (GRS)

Bellerophon Gemlab

Certified Gemologist

Gem Report Antwerp (GRA)

Lotus (Thailand)

International Jewellery & Gems Certifiers (IJGC)

Central Gem Laboratory (CGL)

Istituto Gemmologico Italiano (IGI)

GEM-TECH Istituto Gemmologico

Anchor Cert

Deutsche Stiftung Edelsteinforschung (DSEF)

IGE (Madrid)

Colour

Blue

Green

Pink

Orange

Violet

Yellow

Purple

Multicolour

Brown

Bi-colour

Grey

White

Colourless

Black

Oval

Mixed cut

Cushion

Faceted cut

Pear

Round

Octagon

Cabochon cut

Emerald cut

Brilliant cut

Step cut

Modified brilliant cut

Heart

Rectangle

Square

Triangle

Marquise

Fancy

Pear shape cut

Mixed shape

Fantasy

Modified cut

Trilliant cut

Squared emerald cut

Clarity

Eye clean

Loupe clean

Slight

Transparent

Moderate

Heavy

Transparent (Clean)

Severe

Translucent

Opaque

Commonly heated with no evidence of treatment, Commonly irradiated with no evidence of treatment

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No evidence of treatment

No Reserve Price Ametrine  - 13.53 ct - Instituto Gemólogico Español (IGE)

No Reserve Price Amethyst  - 16.30 ct - Instituto Gemólogico Español (IGE)

Zambia - Oiling

No Reserve Price Green Emerald  - 5.90 ct - Gem research Swiss Lab (GRS) - ZAMBIA EMERALD

Myanmar/Burma - No evidence of treatment

No Reserve Price - 1 pcs  Red Ruby  - 2.48 ct - Lotus Gemology - Birma

Commonly heated with no evidence of treatment

No Reserve Price Aquamarine  - 39.20 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Very Light Blue

Gemstones

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

1 pcs [GIA Certified] - Bluish Violet Tanzanite - 13.33 ct

2474 objects

Related collections

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Gemstones

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

1 pcs [GIA Certified] - Bluish Violet Tanzanite - 13.33 ct

2474 objects

Related collections