No reserve price - 1 pcs Red Ruby - 1.35 ct - Gem research Swiss Lab (GRS) - Vivid Red Pigeon’s Blood
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Current bid
€ 650
No reserve price
Expert
Selected by Purificacion Aquino Garcia
Holds a gemmology degree from IGE Madrid and an MBA from University of Santiago de Compostela.
Retail Estimate € 1,800 - € 2,200
35 other people are watching this object
 Bidder 3551 | €650 | |
|---|---|---|
 Bidder 9893 | €600 | |
| Bidder 3551 | €550 | |
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Natural ruby, 1.35 ct, vivid red cushion-cut gem of 1.35 ct, 6.68 × 5.98 × 3.65 mm, no evidence of heat treatment, origin Myanmar (Burma) per GRS Gemresearch Swiss Lab report 2025-088220.
AI-assisted summary
Description from the seller
Natural Ruby – 1.35 ct – Vivid Red “Pigeon’s Blood” (GRS) – Untreated - origin is Myanmar
Offered is a natural ruby of 1.35 carats, accompanied by an official GRS Gemstone Report.
• Weight: 1.35 ct
• Dimensions: 6.68 × 5.98 × 3.65 mm
• Shape: Rectangular cushion
• Cut: Brilliant / faceted
• Color: Vivid red (GRS-type “pigeon’s blood”)
• Treatment: No indication of thermal treatment
• Identification: Natural ruby
• Certification: GRS Gemresearch Swisslab
This ruby shows an excellent face-up size for its weight, with well-balanced proportions and a depth that supports strong brilliance while minimizing windowing. The vivid red color, combined with the absence of heat treatment, makes this stone particularly desirable for collectors and high-end jewelry.
Ideal for a ring or pendant, this ruby offers a strong visual presence and classic cushion proportions.
The gemstone will be shipped securely and fully insured.
Natural Ruby – 1.35 ct – Vivid Red “Pigeon’s Blood” (GRS) – Untreated - origin is Myanmar
Offered is a natural ruby of 1.35 carats, accompanied by an official GRS Gemstone Report.
• Weight: 1.35 ct
• Dimensions: 6.68 × 5.98 × 3.65 mm
• Shape: Rectangular cushion
• Cut: Brilliant / faceted
• Color: Vivid red (GRS-type “pigeon’s blood”)
• Treatment: No indication of thermal treatment
• Identification: Natural ruby
• Certification: GRS Gemresearch Swisslab
This ruby shows an excellent face-up size for its weight, with well-balanced proportions and a depth that supports strong brilliance while minimizing windowing. The vivid red color, combined with the absence of heat treatment, makes this stone particularly desirable for collectors and high-end jewelry.
Ideal for a ring or pendant, this ruby offers a strong visual presence and classic cushion proportions.
The gemstone will be shipped securely and fully insured.
Details
Nr of stones
1
Lab report number
2025-088220
Gemstone type
Ruby
Total carat weight
1.35
Gemstone colour
Red
Optical effect
Fluorescence
Cut grade
Excellent
Transparency
Transparent
Clarity grade
Slight
Treatment
No evidence of treatment, No heat treatment
Origin as given on certificate
Mozambique, Myanmar/Burma, No origin given
Laboratory Report
Gem research Swiss Lab (GRS)
Sealed by laboratory
No
Title additional information
Vivid Red Pigeon’s Blood
Shape
Cushion
Cutting style
Faceted cut
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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.
