Ring - 18 kt. White gold Sapphire - Diamond - With Certificate
06
days
00
hours
31
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57
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Current bid
€ 420
Reserve price not met
Expert
Selected by Laura Trevino
She has 15 years' auction experience, specialising in vintage jewellery from 1920 to 2000.
Estimate € 1,400 - € 1,700
 | €420 | |
|---|---|---|
| €400 | |
 | €300 | |
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Marguerite ring in 18 carat white gold with a natural oval sapphire (~1.00 ct) and a surrounding halo of 12 natural brilliant-cut diamonds (total ~0.60 ct), size EU 60, in very good condition with minor wear, accompanied by an official certificate and noting no laboratory report.
AI-assisted summary
Description from the seller
Elegant and timeless "Marguerite"-style ring in 18-karat white gold (750/1000).
The ring head showcases a deep-blue central sapphire, enhanced by a precious surround of 12 brilliant-cut diamonds.
The raised "wire" setting (worked basket) offers an airy structure that lets light pass through to enhance the stones’ brilliance.
A classic in haute jewelry, ideal for an engagement ring or a collectible piece.
Technical specifications:
Type of jewelry: Marguerite Ring
Metal: 18-karat white gold / 750‰
Total weight of the jewelry: 2.80 g
Ring size: Registered as size 60, but corresponds precisely to a 59.5 at the triboullet (slightly adjusted size).
Central stone: 1 natural oval sapphire (dimensions: 7 x 5 mm, approx. 1.00 ct)
Surrounding stones: 12 natural brilliant-cut diamonds for a total weight of 0.60 ct
Condition: Very good overall condition, minor micro-scratches from normal wear on the gold.
Certificate and authenticity:
The ring is sold with its official jeweler’s certificate dated July 15, 2026, attesting to the nature of the stones, the materials, and indicating a replacement value in new condition of €2,460.
Elegant and timeless "Marguerite"-style ring in 18-karat white gold (750/1000).
The ring head showcases a deep-blue central sapphire, enhanced by a precious surround of 12 brilliant-cut diamonds.
The raised "wire" setting (worked basket) offers an airy structure that lets light pass through to enhance the stones’ brilliance.
A classic in haute jewelry, ideal for an engagement ring or a collectible piece.
Technical specifications:
Type of jewelry: Marguerite Ring
Metal: 18-karat white gold / 750‰
Total weight of the jewelry: 2.80 g
Ring size: Registered as size 60, but corresponds precisely to a 59.5 at the triboullet (slightly adjusted size).
Central stone: 1 natural oval sapphire (dimensions: 7 x 5 mm, approx. 1.00 ct)
Surrounding stones: 12 natural brilliant-cut diamonds for a total weight of 0.60 ct
Condition: Very good overall condition, minor micro-scratches from normal wear on the gold.
Certificate and authenticity:
The ring is sold with its official jeweler’s certificate dated July 15, 2026, attesting to the nature of the stones, the materials, and indicating a replacement value in new condition of €2,460.
Details
Era
1900-2000
Shape of surrounding stones
Round
Free resizing offered
No
Laboratory report
No laboratory report
Style
Chic, Formal, Party, Retro, Romantic, Vintage
Diamond type of surrounding stones
Natural
No. of main gemstones
1
Cutting style of surrounding stones
Brilliant cut
Metal
White gold
Fineness
18 kt.
Brand jewellery
No
Total carat weight of main stone(s)
1.00
Number of diamonds surrounding stones
12
Total carat weight of surrounding stones
0.60
Main stone
Sapphire
Surrounding stones
Diamond
Total weight
2.8 g
Condition
Very good condition - slightly used with small signs of wear
Country of origin
France
Gender
Women
Title additional information
With Certificate
Shape of main stone
Oval
Cutting style of main stone
Faceted cut
Ring size
60 (EU) / 20 (IT) / 9 (US)
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.
