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The finest objects brought to you by {name}

Alberto Fidalgo

Turmalina Bicolor Natural
Talla. Cojín
Peso. 3.76 ct
Medidas. 14.06 x 6.82 x 4.30 mm
Color. Rosa Anaranjado - Rosa
Pureza. Inclusiones Naturales
Tratamiento. No hay indicaciones de tratamiento
Origen. Congo
*El país de origen es una opinión del vendedor*
Certificado del propio gemólogo experto Nº 028088
Referencia Interna. 3218 - 61265
El envío se efectuará por agencia con número de seguimiento.
LOS ENVIOS A ISLAS, INCLUIDAS SICILIA, CORCEGA Y CERDEÑA TENDRÁN UN SUPLEMENTO DE 18 EUROS
Gemstones sold 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 re-sale. For re-sale purposes the gemstone must have an accredited lab certificate from our list.

Congo - Cushion - No Certification

Bicolor Tourmaline - 3.76 ct

Gemstones

Reserve price

No reserve price

Buy now

Closing date

tomorrow

Saturday

Sunday

Monday

5 December

Tuesday

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7 December

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Location

Spain

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Switzerland

United Kingdom

Belgium

Poland

Taiwan

Hong Kong

Sweden

Austria

Slovak Republic

Finland

Hungary

Romania

Object

Faceted gemstone

Gemstone cabochon

Country of origin

Zambia

Myanmar/Burma

Sri Lanka

Tanzania

Ethiopia

Mozambique

Brazil

Pakistan

Afghanistan

Madagascar

Bolivia

Colombia

Cambodia

Australia

Africa

Türkiye

Russia

Vietnam

No origin given

Kenya

Mexico

Material

Emerald

Topaz

Spinel

Opal

Garnet

Sapphire

Tourmaline

Apatite

Aquamarine

Fluorite

Ruby

Sphalerite

Star Sapphire

Ametrine

Stone

Tanzanite

Amethyst

Kunzite

Peridot

Zircon

Tsavorite

Tourmaline paraiba

Citrine

Beryl

Fire Opal

Morganite

Kyanite

Quartz

Certification

International Gemological Institute (IGI)

Antwerp Laboratory for Gemstone Testing (ALGT)

Certified gemologist report

Instituto Gemólogico Español (IGE)

No laboratory report

Lotus Gemology

Gemological Institute of America (GIA)

International Colored Gemstone Association (ICA GemLab)

Asian Institute of Gemological Sciences (AIGS)

Bellerophon Gemlab

Gem Report Antwerp (GRA)

ALGT (B)

Gem research Swiss Lab (GRS)

Certified Gemologist

Istituto Gemmologico Italiano (IGI)

International Jewellery & Gems Certifiers (IJGC)

IGE (Madrid)

GEM-TECH Istituto Gemmologico

Lotus (Thailand)

Gübelin Gem Lab

Gemewizard Gemological Laboratory (GWLab)

Masterstones

Colour

Blue

Green

Pink

Violet

Orange

Yellow

Purple

Brown

Multicolour

White

Grey

Bi-colour

Black

Colourless

Oval

Mixed cut

Cushion

Pear

Octagon

Faceted cut

Brilliant cut

Emerald cut

Round

Cabochon cut

Modified brilliant cut

Step cut

Rectangle

Heart

Square

Triangle

Fancy

Fantasy

Marquise

Pear shape cut

Mixed shape

Modified cut

Radiant

Drop

Clarity

Eye clean

Slight

Loupe clean

Transparent

Moderate

Heavy

Severe

Transparent (Clean)

Semi transparent

Translucent

Opaque

Ethiopia - No evidence of treatment

No Reserve Price White Opal  - 6.66 ct - International Gemological Institute (IGI) - Crystal Fire Pattern

Heat treatment

No Reserve Price Sapphire  - 1.24 ct - Antwerp Laboratory for Gemstone Testing (ALGT) - Vivid/Deep Blue

No evidence of treatment

No Reserve Price Sapphire  - 4.05 ct - Lotus Gemology - Deep Blue

Ethiopia - Oval - ALGT (B)

1 pcs White Opal - 5.92 ct

No heat treatment

No Reserve Price Pink Sapphire  - 0.99 ct - Asian Institute of Gemological Sciences (AIGS)

Gemstones

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

Bicolor Tourmaline - 3.76 ct

2094 objects

Related collections

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Gemstones

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

Bicolor Tourmaline - 3.76 ct

2094 objects

Related collections