Ring - 18 kt. White gold Ruby
05
days
07
hours
24
minutes
33
seconds
Current bid
€ 130
Reserve price not met
Expert
Selected by Ariana Helling
IGI Antwerp gemmologist with over 25 years' experience specialising in vintage brand jewellery.
Estimate € 3,000 - € 3,600
19 other people are watching this object
 Bidder 9806 | €130 | |
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 Bidder 8260 | €120 | |
| Bidder 8260 | €110 | |
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18k white gold ring featuring a natural 4.00 ct cushion-cut ruby and 48 natural diamonds totaling 0.35–0.50 ct in an Art Deco design, IGI certificate 10J2016725, total weight 7.62 g, in very good condition.
AI-assisted summary
Description from the seller
18K white gold ring – 4.00 ct natural ruby – 0.50 ct natural diamonds – IGI certificate – Art Deco style
Description :
Elegant 18-carat white gold ring, inspired by Art Deco style, set with a sumptuous 4.00-carat natural ruby, accompanied by 48 natural brilliant-cut and baguette diamonds (quality E–F / VVS–SI). This contemporary piece revisits the architectural lines and iconic geometry of jewelry from the 1920s.
Main stone (ruby)
Type: natural corundum (ruby)
Size: Cushion mixed cut
Dimensions: 11.40 × 8.30 × 4.30 mm
Estimated weight: 4.00 ct
Deep purplish red
• Transparency: Semi-transparent
Treatment: Presence of a heat treatment (heating).
Comments: visible residues within certain cracks related to the treatment.
Secondary stones (diamonds)
Total number: 48 natural diamonds.
36 round brilliant cuts
12 baguettes
Estimated total weight: between 0.35 and 0.50 carats.
• Color: E–F (colorless)
Purity: VVS to SI
Finish: Good
Ring details:
• Metal: 18K white gold (750/1000)
Total weight: 7.62 g
• Finger size: [to be completed or 'see photos']
• Punch: Yes
Condition: Very good overall condition, light wear consistent with normal use.
Period: Contemporary creation in the Art Deco style.
Gemological certificate
• Laboratory: IGI (International Gemological Institute)
Report number: 10J2016725
• Date: May 30, 2025
Original included: Yes
18K white gold ring – 4.00 ct natural ruby – 0.50 ct natural diamonds – IGI certificate – Art Deco style
Description :
Elegant 18-carat white gold ring, inspired by Art Deco style, set with a sumptuous 4.00-carat natural ruby, accompanied by 48 natural brilliant-cut and baguette diamonds (quality E–F / VVS–SI). This contemporary piece revisits the architectural lines and iconic geometry of jewelry from the 1920s.
Main stone (ruby)
Type: natural corundum (ruby)
Size: Cushion mixed cut
Dimensions: 11.40 × 8.30 × 4.30 mm
Estimated weight: 4.00 ct
Deep purplish red
• Transparency: Semi-transparent
Treatment: Presence of a heat treatment (heating).
Comments: visible residues within certain cracks related to the treatment.
Secondary stones (diamonds)
Total number: 48 natural diamonds.
36 round brilliant cuts
12 baguettes
Estimated total weight: between 0.35 and 0.50 carats.
• Color: E–F (colorless)
Purity: VVS to SI
Finish: Good
Ring details:
• Metal: 18K white gold (750/1000)
Total weight: 7.62 g
• Finger size: [to be completed or 'see photos']
• Punch: Yes
Condition: Very good overall condition, light wear consistent with normal use.
Period: Contemporary creation in the Art Deco style.
Gemological certificate
• Laboratory: IGI (International Gemological Institute)
Report number: 10J2016725
• Date: May 30, 2025
Original included: Yes
Details
Free resizing offered
No
No. of main gemstones
1
Lab report number
10J2016725
Laboratory Report
International Gemological Institute (IGI)
Era
After 2000
Metal
White gold
Total carat weight of main stone(s)
4.00
Brand jewellery
No
Fineness
18 kt.
Main Stone
Ruby
Colour of main stone
Red
Total weight
7.62 g
Condition
Very good condition - slightly used with small signs of wear
Transparency of main stone
Semi-transparent
Gender
Women
Treatment of main stone
Commonly heated with no evidence of treatment
Shape of main stone
Cushion
Cutting style of main stone
Mixed cut
Ring size
52 (EU) / 12 (IT) / 6 (US)
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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.
