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 finest objects brought to you by {name}

Alberto Fidalgo

Natural Royal Blue Sapphire – GW Certified

• Shape: Oval
• Color: Blue
• Weight: 4.08 ct
• Certification: GW Certified, Report No.252006231021

A collector’s gem and an extraordinary choice for bespoke high jewelry.

NOTES
	•	Contains minor elements including copper (Cu), similar to those found in Paraiba tourmalines from Brazil.
	•	Exceptional size and vivid coloration.
	•	A rare collector’s piece and ideal for bespoke high-jewelry creations.

SHIPPING & INSURANCE

Insured worldwide shipping via FedEx or DHL Express.
Handling time: 1–2 business days. Delivery: approx. 3–7 business days depending on location.

Gemstone cabochon

1 pcs  Blue Sapphire  - 4.08 ct - Gemewizard Gemological Laboratory (GWLab)

Gemstones

Reserve price

No reserve price

Closing date

Monday

tomorrow

Tuesday

Wednesday

Thursday

today

Friday

16 May

17 May

Budget

From

Location

Thailand

India

Spain

Italy

Germany

The Netherlands

Portugal

Israel

Singapore

Belgium

Poland

United Kingdom

France

Bulgaria

Japan

Canary Islands

Hong Kong

Sweden

Austria

Switzerland

Slovak Republic

United States

Greece

Cyprus

Romania

Object

Faceted gemstone

Country of origin

No origin given

Zambia

Sri Lanka

Ethiopia

Tanzania

Brazil

Madagascar

Colombia

Mozambique

Myanmar/Burma

Africa

Russia

Unknown

Pakistan

Australia

Nigeria

Afghanistan

Kenya

Mexico

Uruguay

Bolivia

Stone

Sapphire

Emerald

Aquamarine

Tanzanite

Topaz

Opal

Spinel

Ruby

Tourmaline

Tsavorite

Amethyst

Citrine

Kunzite

Garnet

Fluorite

Spodumene

Peridot

Zircon

Alexandrite

Tourmaline paraiba

Beryl

Rhodolite

Sapphire padparadscha

Quartz

Sphene

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)

Gem Report Antwerp (GRA)

Lotus Gemology

Bellerophon Gemlab

Asian Institute of Gemological Sciences (AIGS)

Gem research Swiss Lab (GRS)

Guild Gem Laboratory

GEM-TECH Istituto Gemmologico

Istituto Gemmologico Italiano (IGI)

No laboratory report

Laboratoire Français de Gemmologie (LFG)

Colour

Blue

Green

Yellow

Pink

Purple

Orange

Violet

Brown

White

Multicolour

Grey

Bi-colour

Colourless

Oval

Mixed cut

Cushion

Pear

Modified brilliant cut

Octagon

Faceted cut

Emerald cut

Step cut

Brilliant cut

Cabochon cut

Round

Heart

Modified cut

Fancy

Rectangle

Triangle

Square

Marquise

Pear shape cut

Drop

Cut cornered square

Squared emerald cut

Radiant

Clarity

Eye clean

Slight

Moderate

Loupe clean

Heavy

Severe

Treatment

No evidence of treatment

Heat treatment

No heat treatment

Commonly heated with no evidence of treatment

Oiling

Not specified in the report

Commonly irradiated with no evidence of treatment

Clarity enhancement

Irradiation

Fracture healing / filling

Gemstone transparency

Transparent

Semi-transparent

Translucent

Semi-translucent

Opaque

Pearl luster

Excellent

Very good

Good

Fair

Poor

Optical effect (gemstones)

Colour change

Play of colour

Opalescence

Fluorescence

Asterism

Gemstones

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

1 pcs Blue Sapphire - 4.08 ct - Gemewizard Gemological Laboratory (GWLab)

Popular in Gemstones

2403 objects

Related collections