Interiors & Decorations

Jewellery & Precious Stones

Watches, Pens & Lighters

Fashion

Coins & Stamps

Comics & Animation

Classic Cars, Motorcycles & Automobilia

Wine, Whisky & Spirits

Asian & Tribal Art

Trading Cards

Toys & Models

Archaeology & Natural History

Sports

Music, Movies & Cameras

Books & Historical Memorabilia

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

Purificacion Aquino Garcia

October 5, 2023
Igi Report Number 598370116
Species Natural Zoisite
Variety Tanzanite
Shape And Cutting Style Oval Modified Brilliant
Weight 3.49 Carats
Measurements 11.02 x 8.41 x 5.77 mm
Color And Transparency Bluish Violet, Transparent

Country Of Origin Merelani, Northern Tanzania

Comments:
Tanzanites Are Commonly Enhanced By Heat, Indicative Evidence Is Typically Lacking

Tanzania - Oval - IGI

1 pcs [Bluish Violet] Tanzanite - 3.49 ct

Gemstones

Reserve price

No reserve price

Buy now

Closing date

tomorrow

Sunday

Monday

Tuesday

Wednesday

6 February

7 February

Thursday

8 February

Budget

From

Location

Thailand

Spain

India

Italy

The Netherlands

Germany

Israel

Portugal

Singapore

United Kingdom

France

Belgium

United States

Switzerland

Canary Islands

Austria

Sweden

Ireland

Greece

Bulgaria

Hong Kong

Slovak Republic

Norway

Poland

Czech Republic

Object

Faceted gemstone

Gemstone cabochon

Country of origin

No origin given

Zambia

Sri Lanka

Myanmar/Burma

Tanzania

Colombia

Ethiopia

Africa

Brazil

Mozambique

Madagascar

Russia

Pakistan

Afghanistan

Nigeria

Bolivia

Kenya

Uruguay

Vietnam

Unknown

Türkiye

Asia

Stone

Sapphire

Emerald

Spinel

Tanzanite

Topaz

Aquamarine

Opal

Ruby

Tourmaline

Kunzite

Peridot

Tsavorite

Amethyst

Tourmaline paraiba

Garnet

Citrine

Fluorite

Alexandrite

Beryl

Sapphire padparadscha

Mixed gemstones

Sphalerite

Spodumene

Ametrine

Spessartite

Certification

International Gemological Institute (IGI)

International Colored Gemstone Association (ICA GemLab)

Antwerp Laboratory for Gemstone Testing (ALGT)

Instituto Gemólogico Español (IGE)

Gemological Institute of America (GIA)

Lotus Gemology

Gem Report Antwerp (GRA)

Gem research Swiss Lab (GRS)

Bellerophon Gemlab

Asian Institute of Gemological Sciences (AIGS)

International Jewellery & Gems Certifiers (IJGC)

GEM-TECH Istituto Gemmologico

Guild Gem Laboratory

Istituto Gemmologico Italiano (IGI)

Gübelin Gem Lab

Swiss Gemmological Institute (SSEF)

No laboratory report

Gemewizard Gemological Laboratory (GWLab)

Anchor Cert

Colour

Green

Blue

Pink

Yellow

Purple

Orange

Violet

Multicolour

White

Brown

Bi-colour

Grey

Colourless

Black

Oval

Mixed cut

Cushion

Pear

Faceted cut

Modified brilliant cut

Octagon

Brilliant cut

Step cut

Emerald cut

Cabochon cut

Round

Heart

Square

Rectangle

Triangle

Modified cut

Pear shape cut

Fancy

Marquise

Fantasy

Drop

Cut cornered square

Radiant

Clarity

Eye clean

Slight

Loupe clean

Moderate

Heavy

Severe

Treatment

No evidence of treatment

No heat treatment

Heat treatment

Oiling

Commonly heated with no evidence of treatment

Not specified in the report

Clarity enhancement

Commonly irradiated with no evidence of treatment

Irradiation

Fracture healing / filling

No indication of treatments

Gemstone transparency

Transparent

Semi-transparent

Translucent

Opaque

Semi-translucent

Pearl luster

Excellent

Very good

Gemstones

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

1 pcs [Bluish Violet] Tanzanite - 3.49 ct

Popular in Gemstones

1970 objects

Related collections