1 pcs Red Ruby - 2.20 ct - Guild Gem Laboratory

04
days
11
hours
48
minutes
31
seconds
Current bid
€ 650
Reserve price not met
Purificacion Aquino Garcia
Expert
Selected by Purificacion Aquino Garcia

Holds a gemmology degree from IGE Madrid and an MBA from University of Santiago de Compostela.

Retail Estimate  € 12,000 - € 15,000
ES
€650
FR
€600
PL
€300

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Description from the seller

Exceptional 2.20 ct Natural Pigeon's Blood Ruby – GUILD Certified, Unheated, Mozambique
Offered for auction is a truly rare and investment-grade gemstone: a 2.20 carat faceted natural ruby, accompanied by a full Engagement Report from the prestigious GUILD laboratory (No. 3109969438).
​This ruby possesses the most coveted and prestigious color grade in the gemstone world – Pigeon's Blood. Per the certificate, the color is graded as "Vivid to Deep Red," giving it incredible saturation and fire.
​The cut is a Cushion Modified Brilliant, which maximizes the gem's brilliance. Its dimensions are 8.12 x 7.29 x 4.61 mm, giving it an excellent presence.
​Crucially: The certificate explicitly states "No indication of thermal enhancement." This means the ruby is completely unheated, and its superb color and clarity were not achieved through heat treatment, making it exceptionally rare and valuable to collectors.
​This is the perfect centerpiece for a high-end engagement ring or a valuable addition to any collection.
​Certified Specifications:
​Species: Natural Corundum
​Variety: Natural Ruby
​Weight: 2.20 carats
​Color: Vivid to Deep Red
​Trade Name: Pigeon’s Blood
​Shape/Cut: Cushion Modified Brilliant
​Dimensions: 8.12 x 7.29 x 4.61 mm
​Treatment: Unheated (No indication of thermal enhancement)
​Laboratory: GUILD Engagement Report No. 3109969438
​The stone is sold exactly as described and certified.

Exceptional 2.20 ct Natural Pigeon's Blood Ruby – GUILD Certified, Unheated, Mozambique
Offered for auction is a truly rare and investment-grade gemstone: a 2.20 carat faceted natural ruby, accompanied by a full Engagement Report from the prestigious GUILD laboratory (No. 3109969438).
​This ruby possesses the most coveted and prestigious color grade in the gemstone world – Pigeon's Blood. Per the certificate, the color is graded as "Vivid to Deep Red," giving it incredible saturation and fire.
​The cut is a Cushion Modified Brilliant, which maximizes the gem's brilliance. Its dimensions are 8.12 x 7.29 x 4.61 mm, giving it an excellent presence.
​Crucially: The certificate explicitly states "No indication of thermal enhancement." This means the ruby is completely unheated, and its superb color and clarity were not achieved through heat treatment, making it exceptionally rare and valuable to collectors.
​This is the perfect centerpiece for a high-end engagement ring or a valuable addition to any collection.
​Certified Specifications:
​Species: Natural Corundum
​Variety: Natural Ruby
​Weight: 2.20 carats
​Color: Vivid to Deep Red
​Trade Name: Pigeon’s Blood
​Shape/Cut: Cushion Modified Brilliant
​Dimensions: 8.12 x 7.29 x 4.61 mm
​Treatment: Unheated (No indication of thermal enhancement)
​Laboratory: GUILD Engagement Report No. 3109969438
​The stone is sold exactly as described and certified.

Details

Number of stones
1
Lab report number
3109969438
Gemstone type
Ruby
Total carat weight
2.20
Gemstone colour
Red
Transparency
Transparent
Clarity grade
Moderate
Treatment
No evidence of treatment
Origin as given on certificate
No origin given
Laboratory report
Guild Gem Laboratory
Sealed by laboratory
No
Shape
Cushion
Cutting style
Faceted cut
BulgariaVerified
New
on Catawiki
Private

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Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.

Catawiki always aims to offer you the best possible buying experience. Our experts virtually review and select every object in line with our submission guidelines. While we strive to provide a detailed description and photographs of each jewellery object, discrepancies or inaccuracies may occur. It is your responsibility to review all of the information provided about an object, including the condition and description, before placing an order. Sellers are responsible for the information, pictures and description provided, including the quality, quantity and nature of the jewelry supplied. A small imperfection that cannot be seen in the photo but is included in the description is not a non-conformity. A Lab Report is not a guarantee, valuation or appraisal regarding the articles described therein. A Lab Report contains only the characteristics of an article described after it has been graded, tested, examined, and analyzed using the techniques and equipment used at the time of the examination from that specific Lab. The results of any other examination performed on the article may differ depending when, how, by whom and with which grading standard the article is examined. In addition, any changes and improvements in techniques and equipment that may have occurred which may enable the examiner to detect, among other things, the use of processes for altering the characteristics of an article which use was previously undetectable, does not automatically mean the object does not conform to its description.

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