Blue Sapphire - 3.43 ct - Lotus Gemology - Unheated/Basalt related
00
days
17
hours
52
minutes
30
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Current bid
€ 220
Reserve price not met
Expert
Selected by Purificacion Aquino Garcia
Holds a gemmology degree from IGE Madrid and an MBA from University of Santiago de Compostela.
Retail Estimate € 3,000 - € 3,700
 | €220 | |
|---|---|---|
| €200 | |
| €190 | |
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Description from the seller
Natural Nigerian-origin Sapphire/Corundum with knowledge of local sources (trace/detector of alkaline basalt traces detected)
Variety: Blue Sapphire "Very deep Blue" (light yellowish/greenish refraction under daylight *almost sunlight)
Identified and certified in Bangkok, at Lotus Gemology Laboratory (Thailand)
Certificate 'Gold' full analysis no. 7696-4888 plus the pin code* [see photos]
Purity/clarity/color: Fine natural inclusions, which, in broad daylight, reveal a deep marine blue and pure to the naked eye, under certain angles enhanced by an excellent antique cushion cut, with a slight yellow/green gleam of light reflections.
Weight: 3.43 carats (Collector*: weight/dimensions/untreated/precise symmetrical facet proportions)
Dimensions: 8.15 x 8.08 x 5.28 mm
Easily considered an investment or rated as "Collector-Grade"
This sapphire, sourced from fair trade across the entire import chain (minimizing intermediaries and with local miner and cutter knowledge)
It is perfect for all that a sapphire can offer: numerous projects in prospect or simply an investment (personal or professional). It will surely be part of a very beautiful story as it continues its journey..
No signs of thermal treatment detected.
Delivery:
International:
- DHL Express/ UPS Express, professional, fully trusted and safe (traceable) 24/48h
National:
- Bpost in a tracked 24h pro package (traceable) with insurance included
****Customs & Taxes:
- Your country of residence may apply additional duties and import taxes. VAT calculations are based on your country’s tax system. We cannot be held responsible for extra charges incurred for importing items to the purchaser’s country of residence.
*Please note that the buyer is always responsible for duties on international shipments.
If you wish to know the exact amount, please contact your regional tax office.
****
-Important: For deliveries to France, a customs broker is required to handle the customs clearance process. This may incur additional charges, also borne by the buyer. If you wish to know the exact amount, please contact the customs or tax office in your region.
****
Seller's Story
Combining foundational expertise acquired from premier Belgian gemological institutions with an international sourcing network, the enterprise delivers fine natural gemstones to a global clientele of collectors and investors. Driven by an unyielding commitment to gemological culture and scientific transparency, the curated auction portfolio showcases verified rarities selected for superior cut, optical clarity, and geological significance. Supported by years of commercial expansion and formal industry validation, the firm bridges technical verification with accessible luxury, providing complete operational transparency, certified authenticity, and an elevated buying experience across every transaction.
Natural Nigerian-origin Sapphire/Corundum with knowledge of local sources (trace/detector of alkaline basalt traces detected)
Variety: Blue Sapphire "Very deep Blue" (light yellowish/greenish refraction under daylight *almost sunlight)
Identified and certified in Bangkok, at Lotus Gemology Laboratory (Thailand)
Certificate 'Gold' full analysis no. 7696-4888 plus the pin code* [see photos]
Purity/clarity/color: Fine natural inclusions, which, in broad daylight, reveal a deep marine blue and pure to the naked eye, under certain angles enhanced by an excellent antique cushion cut, with a slight yellow/green gleam of light reflections.
Weight: 3.43 carats (Collector*: weight/dimensions/untreated/precise symmetrical facet proportions)
Dimensions: 8.15 x 8.08 x 5.28 mm
Easily considered an investment or rated as "Collector-Grade"
This sapphire, sourced from fair trade across the entire import chain (minimizing intermediaries and with local miner and cutter knowledge)
It is perfect for all that a sapphire can offer: numerous projects in prospect or simply an investment (personal or professional). It will surely be part of a very beautiful story as it continues its journey..
No signs of thermal treatment detected.
Delivery:
International:
- DHL Express/ UPS Express, professional, fully trusted and safe (traceable) 24/48h
National:
- Bpost in a tracked 24h pro package (traceable) with insurance included
****Customs & Taxes:
- Your country of residence may apply additional duties and import taxes. VAT calculations are based on your country’s tax system. We cannot be held responsible for extra charges incurred for importing items to the purchaser’s country of residence.
*Please note that the buyer is always responsible for duties on international shipments.
If you wish to know the exact amount, please contact your regional tax office.
****
-Important: For deliveries to France, a customs broker is required to handle the customs clearance process. This may incur additional charges, also borne by the buyer. If you wish to know the exact amount, please contact the customs or tax office in your region.
****
Seller's Story
Combining foundational expertise acquired from premier Belgian gemological institutions with an international sourcing network, the enterprise delivers fine natural gemstones to a global clientele of collectors and investors. Driven by an unyielding commitment to gemological culture and scientific transparency, the curated auction portfolio showcases verified rarities selected for superior cut, optical clarity, and geological significance. Supported by years of commercial expansion and formal industry validation, the firm bridges technical verification with accessible luxury, providing complete operational transparency, certified authenticity, and an elevated buying experience across every transaction.
Details
Lab report number
7696-4888
Gemstone type
Sapphire
Total carat weight
3.43
Gemstone colour
Blue
Transparency
Transparent
Treatment
No evidence of treatment
Origin as given on certificate
Nigeria
Laboratory report
Lotus Gemology
Sealed by laboratory
No
Title additional information
Unheated/Basalt related
Shape
Cushion
Cutting style
Faceted cut
Sold by
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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.
