Engagement ring - 18 kt. White gold - 3.54ct. tw. Sapphire padparadscha - Diamond - Natural Padparadscha Ring
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Current bid
€ 3,600
Reserve price met
Expert
Selected by Victoire Ghesquiere
Specialised in coloured gemstones with high-end jewellery marketing experience.
Retail Estimate € 6,300 - € 7,600
 | €3,600 | |
|---|---|---|
 | €3,500 | |
| €2,500 | |
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An 18K white gold ring for women, featuring a natural 2.99 ct padparadscha sapphire from Sri Lanka with no heat, surrounded by about 0.55 ct of natural diamonds in a diamond halo, size EU 55 (IT 15, US 7¼), made in Italy and supplied with GRS report GRS2026-097526.
AI-assisted summary
Description from the seller
Natural Padparadscha Sapphire 2.99 ct – 0.55 ct Natural Diamonds – 18K Gold – GRS Certified – Sri Lanka – No Heat
Exceptional brand-new Italian-made ring featuring a rare 2.99 ct natural Padparadscha sapphire from Sri Lanka, surrounded by approximately 0.55 ct of natural diamonds and set in 18K (750) gold.
Central Gemstone
* Gemstone: Natural Padparadscha Sapphire
* Weight: 2.99 ct
* Origin: Sri Lanka
* Color: Pastel orangy-pink
* Shape: Octagonal
* Cut: Scissor cut
* Dimensions: 8.50 × 6.97 × 5.47 mm
* Treatment: No indication of thermal treatment
* Color Stability: Type I
* Laboratory: GRS – GemResearch Swisslab
* Report No.: GRS2026-097526
* Report date: 17 September 2026
The gemstone has been officially identified by GRS as “Natural Padparadscha”. The laboratory report states no indication of thermal treatment and confirms that the color stability test was applied with a Type I result.
Diamonds
* Natural diamonds
* Total diamond weight: approx. 0.55 ct
The central Padparadscha sapphire is surrounded by an elegant diamond halo, with additional diamonds extending along the shoulders of the ring.
Ring
* Metal: 18K gold
* Gold fineness: 750/1000
* Hallmarked: “750”
* Additional Italian identification hallmark
* Made in Italy
* Ring size: EU 55
* Inner diameter: approx. 17.5 mm
* Condition: Brand new / never worn
A beautiful and substantial jewel combining a nearly 3-carat unheated Sri Lankan Padparadscha sapphire with approximately 0.55 ct of natural diamonds.
The combination of Sri Lankan origin, no indication of heating, GRS Padparadscha identification and Type I color stability makes the central gemstone particularly attractive for collectors and fine-jewellery enthusiasts.
The ring will be supplied with its original GRS Gemstone Report and will be carefully and securely packaged for shipment.
Seller's Story
Paraiba is a Belgium-based gemstone dealer with a passion for exceptional natural gemstones and mineral treasures from around the world.
For many years, we have personally sourced and selected gemstones through trusted networks of miners, cutters, collectors, and dealers across Asia, Africa, South America, and Europe. Every stone is chosen individually based on its beauty, character, rarity, and overall value.
We work exclusively with respected gemological laboratories and independent experts, including renowned institutions in Antwerp, one of the world’s most important centers for the gemstone and diamond trade. Whenever possible, gemstones are accompanied by professional certification to provide buyers with additional confidence and transparency.
Our philosophy is simple: we sell only gemstones that we would proudly add to our own collection. We believe that every gemstone has a story, and we take great care in presenting each piece honestly and accurately.
Today, with more than 500 successful sales and a 100% customer satisfaction score, we continue our search for remarkable gemstones across the globe, bringing unique finds directly to collectors, investors, jewelers, and gemstone enthusiasts.
Thank you for visiting Paraiba and sharing our passion for natural treasures.
Natural Padparadscha Sapphire 2.99 ct – 0.55 ct Natural Diamonds – 18K Gold – GRS Certified – Sri Lanka – No Heat
Exceptional brand-new Italian-made ring featuring a rare 2.99 ct natural Padparadscha sapphire from Sri Lanka, surrounded by approximately 0.55 ct of natural diamonds and set in 18K (750) gold.
Central Gemstone
* Gemstone: Natural Padparadscha Sapphire
* Weight: 2.99 ct
* Origin: Sri Lanka
* Color: Pastel orangy-pink
* Shape: Octagonal
* Cut: Scissor cut
* Dimensions: 8.50 × 6.97 × 5.47 mm
* Treatment: No indication of thermal treatment
* Color Stability: Type I
* Laboratory: GRS – GemResearch Swisslab
* Report No.: GRS2026-097526
* Report date: 17 September 2026
The gemstone has been officially identified by GRS as “Natural Padparadscha”. The laboratory report states no indication of thermal treatment and confirms that the color stability test was applied with a Type I result.
Diamonds
* Natural diamonds
* Total diamond weight: approx. 0.55 ct
The central Padparadscha sapphire is surrounded by an elegant diamond halo, with additional diamonds extending along the shoulders of the ring.
Ring
* Metal: 18K gold
* Gold fineness: 750/1000
* Hallmarked: “750”
* Additional Italian identification hallmark
* Made in Italy
* Ring size: EU 55
* Inner diameter: approx. 17.5 mm
* Condition: Brand new / never worn
A beautiful and substantial jewel combining a nearly 3-carat unheated Sri Lankan Padparadscha sapphire with approximately 0.55 ct of natural diamonds.
The combination of Sri Lankan origin, no indication of heating, GRS Padparadscha identification and Type I color stability makes the central gemstone particularly attractive for collectors and fine-jewellery enthusiasts.
The ring will be supplied with its original GRS Gemstone Report and will be carefully and securely packaged for shipment.
Seller's Story
Paraiba is a Belgium-based gemstone dealer with a passion for exceptional natural gemstones and mineral treasures from around the world.
For many years, we have personally sourced and selected gemstones through trusted networks of miners, cutters, collectors, and dealers across Asia, Africa, South America, and Europe. Every stone is chosen individually based on its beauty, character, rarity, and overall value.
We work exclusively with respected gemological laboratories and independent experts, including renowned institutions in Antwerp, one of the world’s most important centers for the gemstone and diamond trade. Whenever possible, gemstones are accompanied by professional certification to provide buyers with additional confidence and transparency.
Our philosophy is simple: we sell only gemstones that we would proudly add to our own collection. We believe that every gemstone has a story, and we take great care in presenting each piece honestly and accurately.
Today, with more than 500 successful sales and a 100% customer satisfaction score, we continue our search for remarkable gemstones across the globe, bringing unique finds directly to collectors, investors, jewelers, and gemstone enthusiasts.
Thank you for visiting Paraiba and sharing our passion for natural treasures.
Details
Shape of surrounding stones
Round
Total carat weight of all stones
3.54
No. of main gemstones
1
Lab report number
GRS2026-097526
Diamond type of surrounding stones
Natural
Laboratory report
Gem research Swiss Lab (GRS)
Era
After 2000
Fineness
18 kt.
Brand jewellery
No
Total carat weight of main stone(s)
2.99
Metal
White gold
Number of diamonds surrounding stones
65
Colour of main stone
Pink
Total carat weight of surrounding stones
0.55
Main stone
Sapphire padparadscha
Total weight
6.2 g
Cut grade of main stone
Good
Surrounding stones
Diamond
Condition
As new - unused
Transparency of main stone
Transparent
Country of origin
Italy
Clarity grade of main stone
Slight
Gender
Women
Treatment of main stone
No evidence of treatment
Title additional information
Natural Padparadscha Ring
Shape of main stone
Octagon
Cutting style of main stone
Scissor cut
Country of origin of main stone (if certified)
Sri Lanka
Ring size
55 (EU) / 15 (IT) / 7 ¼ (US)
Disclaimer
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.
