Interiors & Decorations

Jewellery & Precious Stones

Watches, Pens & Lighters

Fashion

Coins & Stamps

Comics & Animation

Classic Cars, Motorcycles & Automobilia

Wine & Whisky

Asian & Tribal Art

Trading Cards

Toys & Models

Archaeology & Natural History

Sports

Music, Movies & Cameras

Books & Historical Memorabilia

High quality,

Weight: 29.56 ct
Size: 21.24 x 16.38 x 12.29 mm
Shape: Oval Concave.
Color: Blue.
Clarity: Eye clean.
Treatment: Blue Topaz is commonly irradiated to provide its color. Wether or not this gemstone has been enhanced by irradiatioin cannot currently be determined.
Origin: Brazil (this is the seller´s gemological opinion only, it is not mentioned on the report).
IGE Certificate D-43732

Sending via registered insured mail with tracking number

Oval - IGE (Madrid)

Topaz - 29.56 ct

Gemstones

Reserve price

No reserve price

Buy now

Closing date

tomorrow

Sunday

Saturday

Monday

Tuesday

Wednesday

7 November

Budget

From

Location

Spain

Germany

Thailand

The Netherlands

France

Italy

Portugal

Israel

Singapore

Bulgaria

Belgium

Hong Kong

United Kingdom

Poland

Switzerland

United States

Czech Republic

Taiwan

Austria

Slovak Republic

India

Sweden

Ireland

Malta

Cyprus

Object

Faceted gemstone

Gemstone cabochon

Country of origin

Sri Lanka

Zambia

Ethiopia

Tanzania

Myanmar/Burma

Mozambique

Brazil

Pakistan

Afghanistan

Madagascar

Colombia

Australia

Africa

Mexico

Congo

Türkiye

Cambodia

Kenya

Russia

Namibia

Tajikistan

Vietnam

Material

Sapphire

Emerald

Spinel

Opal

Tanzanite

Topaz

Morganite

Aquamarine

Beryl

Fire Opal

Garnet

Ruby

Tourmaline

Stone

Kunzite

Amethyst

Peridot

Citrine

Tourmaline paraiba

Zircon

Tsavorite

Sphalerite

Rhodolite

Fluorite

Alexandrite

Sphene

Certification

International Gemological Institute (IGI)

Antwerp Laboratory for Gemstone Testing (ALGT)

Certified gemologist report

No laboratory report

Instituto Gemólogico Español (IGE)

Lotus Gemology

Gemological Institute of America (GIA)

Asian Institute of Gemological Sciences (AIGS)

Bellerophon Gemlab

ALGT (B)

Gem research Swiss Lab (GRS)

Gem Report Antwerp (GRA)

International Colored Gemstone Association (ICA GemLab)

Gemewizard Gemological Laboratory (GWLab)

Certified Gemologist

International Jewellery & Gems Certifiers (IJGC)

Netherlands Gem Laboratory (NEL)

GRS (Gem Research Swiss Lab)

Istituto Gemmologico Italiano (IGI)

C. Dunaigre Gem Lab (CD)

Masterstones

Gübelin (Switzerland)

The London Gem and Pearl Laboratory

Colour

Blue

Green

Pink

Yellow

Orange

Purple

Violet

Brown

White

Multicolour

Grey

Bi-colour

Black

Colourless

Oval

Mixed cut

Cushion

Pear

Faceted cut

Octagon

Round

Cabochon cut

Brilliant cut

Emerald cut

Modified brilliant cut

Step cut

Heart

Rectangle

Square

Triangle

Pear shape cut

Marquise

Octagonal

Mixed shape

Carving cut

Drop

Fancy

Fantasy

Clarity

Eye clean

Loupe clean

Slight

Transparent

Moderate

Heavy

Severe

Transparent (with heavy inclusions)

Translucent

Translucent (with some inclusions)

Myanmar/Burma - No evidence of treatment

No Reserve Price Spinel  - 2.63 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Deep Grayish Purple-Pink

Commonly heated with no evidence of treatment

No Reserve Price Blue, Violet Tanzanite  - 1.08 ct - International Gemological Institute (IGI)

Türkiye - No heat treatment

No Reserve Price Brown, Green, Purple, Yellow Diaspore  - 2.36 ct - International Gemological Institute (IGI) - Change To Purplish Brown

Tanzania - Oval - ALGT (B)

1 pcs Vivid/Deep Blue (Purplish)Color Quality Grade  Fine Color Quality Tanzanite - 8.33 ct

Thailand - Heat treatment

No Reserve Price Sapphire  - 0.96 ct - International Gemological Institute (IGI) - Thai Sapphire

Commonly irradiated with no evidence of treatment

Blue Topaz  - 89.74 ct - International Gemological Institute (IGI) - London Blue Topaz

No evidence of treatment

Orange, Pink Morganite  - 15.62 ct - International Gemological Institute (IGI) - Morganite

Oiling

Green Emerald  - 1.36 ct - Antwerp Laboratory for Gemstone Testing (ALGT)

Gemstones

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

Topaz - 29.56 ct

1664 objects

Related collections

Cookies

Gemstones

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

Topaz - 29.56 ct

1664 objects

Related collections