Ring Platinum - 0.27ct. tw. Diamond (Natural) - Spinel
04
days
22
hours
20
minutes
34
seconds
Starting bid
€ 1
Reserve price not met
Expert
Selected by Lina Plokhova
Specialises in post-2000 pre-owned jewellery. GIA diamond and diamond grading graduate.
Estimate € 530 - € 600
No bids placed
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This platinum ring features a 0.25-carat natural round brilliant-cut diamond and two round brilliant-cut spinels totalling 0.02 carats, with no laboratory report.
AI-assisted summary
Description from the seller
This enchanting platinum vintage ring showcases a classic three-stone trilogy silhouette featuring a central round brilliant natural diamond flanked by delicate pink spinel accents. Sourced from fine estate collections, this authenticated pre-loved creation centers on a 0.25-carat round brilliant natural diamond displaying fine G color and eye-clean VS clarity. Flanking the focal diamond are 2 round brilliant natural pink spinels totaling 0.02 carats (0.01 carats each), adding a subtle, romantic blush hue to the setting. Crafted in 2.23 grams of solid white platinum and sized at 47 EU / 8 HK, this trilogy ring combines timeless symmetry, enduring metallic purity, and refined vintage elegance.
TECHNICAL SPECIFICATIONS
Jewelry type: Ring (Classified as Vintage Ring / Three-Stone Diamond & Pink Spinel Trilogy Ring style)
Metal: Platinum (White)
Ring size: 47 EU / 8 HK
Shank profile: Tapered solid shank with elevated basket head (Observed)
Setting style: Six-prong collet settings for center diamond and three-prong for side spinels (Observed)
Prong count: Six prongs for center stone and three-prongs per stone for side stones (Observed)
Main Stone:
- Stone: Natural Diamond
- Quantity: 1 stone
- Carat weight: 0.25 ct
- Shape: Round brilliant
- Color: G
- Clarity: VS
Side Stone:
- Stone: Natural Spinel
- Quantity: 2 stones
- Total carat weight: 0.02 ct (0.01 ct each)
- Shape: Round brilliant
- Color: Pink
- Clarity: NA
Total carat weight: 0.27 ct (0.25ct diamond + 0.02ct pink spinels)
Total jewelry weight: 2.23 g
Lot ID: 290650
SKU: SR-PT-290650
Certification: None
CONDITION REPORT
Condition: Pre-owned
Visible flaws: None; the 0.25ct round brilliant G/VS natural diamond and both 0.01ct round brilliant pink spinels appear present and securely seated within their platinum mountings, the band maintains its structural integrity, and the platinum surface retains a bright polish finish.
EXPERT NOTES
Based on visual evidence from the provided photography and model imagery, the ring presents a solid platinum three-stone vintage construction weighing 2.23 grams and measuring size 47 EU / 8 HK. The centerpiece features a 0.25-carat round brilliant natural diamond (G/VS) held in a six-prong collet, flanked on either side by a round brilliant pink spinel (0.02ct total, 0.01ct each). The reverse reveals openwork undergallery architecture beneath each setting for optimal light return.
WHY A BUYER WILL LOVE THIS PIECE
• Radiant 0.25ct G/VS Center Diamond: High-grade round brilliant natural diamond offering crisp, eye-clean brilliance and fire.
• Charming Pink Spinel Accent Pair: 2 natural pink spinels (~0.01ct each) frame the central diamond with a delicate pop of romantic color.
• Timeless Three-Stone Trilogy Silhouette: Symbolizes past, present, and future, making it an ideal vintage keepsake or sentimental gift.
• Solid 2.23g Platinum Construction: Crafted in solid platinum for hypoallergenic durability, premium weight, and enduring white luster.
• Petite 47 EU / 8 HK Size: Ideal fit for smaller finger sizes or stylish pinky ring wear.
• Sustainable Estate Luxury: Sourced pre-loved, providing an eco-conscious investment in authenticated fine gemstone jewelry.
To ensure absolute peace of mind, every piece in our collection undergoes a rigorous physical authentication process before delivery. This includes metal purity verification to guarantee solid platinum composition, microscopic analysis of each gemstone by certified gemologists to verify its natural origin and identify any treatment, and a meticulous physical inspection to confirm setting security and structural integrity.
Worldwide Insured Shipping: We securely ship our estate and vintage jewelry collections globally, with frequent deliveries to the USA, UK, Europe, Australia, and beyond. Every international package is fully insured and trackable for your peace of mind.
For special needs please feel free to contact us.
Please read all the important information below.
Please note that the photos provided may show slight variations from the actual item due to lighting, angles, and screen settings. We strive to accurately represent each item's color and details, but slight differences may occur. Rest assured, we aim to provide the most accurate portrayal possible to ensure your satisfaction with your purchase. If you have any questions or require further clarification, please feel free to reach out to us.
If the winning bidder decides to cancel/withdraw they will bear the risk, cost of all shipping, and return import duties of the seller.
NO RESERVE ITEMS TERMS:
We invite you to explore and bid on our exciting no-reserve items! To ensure a transparent and positive experience, please note a few key terms. Some pieces may not include formal certification, and a post-purchase resizing service is available for an additional fee. This service applies only to eligible rings where resizing is physically possible and must be requested within 24 hours of purchase to avoid shipping delays. Your bid is a binding commitment to purchase, and while returns may be accepted under specific circumstances, they are subject to a return fee. Please proceed with your bid only when you are comfortable with and fully accept these conditions. Happy bidding!
RESIZING REQUEST:
We are pleased to offer complimentary resizing for a change of up to two ring sizes, either up or down. This service is available for all eligible rings, provided the adjustment is physically possible, and must be requested within 24 hours of your purchase to ensure prompt shipping. For any adjustments beyond this range, our policy varies: making a ring larger by more than two sizes will incur an additional fee to cover the cost of adding more gold, while making a ring smaller by more than two sizes remains a complimentary service, as long as it is physically possible.
Shipping: 100% Insured.
Shipments that are shipped out will be provided with a tracking number.
The buyer is responsible for any local customs or VAT fees that might apply to the purchase.
-Import duties and taxes are not included in the item price.
The Import process is very simple as the shipping company does the entire import procedure, all the customer has to do is pay the VAT and customs clearance.
-in Portugal please note that to get the package you will need to use a local broker (new Regulation)
-in France, the price of the shipping fee includes the brokerage fee. Due to the country's regulations, customs clearance must take place with a customs broker, so please be aware that shipping time can be 7-12 business days. All the customer has to do is pay the VAT.
-in Switzerland, the VAT is only 7%.
-in Hong Kong and the USA the VAT is 0%.
This enchanting platinum vintage ring showcases a classic three-stone trilogy silhouette featuring a central round brilliant natural diamond flanked by delicate pink spinel accents. Sourced from fine estate collections, this authenticated pre-loved creation centers on a 0.25-carat round brilliant natural diamond displaying fine G color and eye-clean VS clarity. Flanking the focal diamond are 2 round brilliant natural pink spinels totaling 0.02 carats (0.01 carats each), adding a subtle, romantic blush hue to the setting. Crafted in 2.23 grams of solid white platinum and sized at 47 EU / 8 HK, this trilogy ring combines timeless symmetry, enduring metallic purity, and refined vintage elegance.
TECHNICAL SPECIFICATIONS
Jewelry type: Ring (Classified as Vintage Ring / Three-Stone Diamond & Pink Spinel Trilogy Ring style)
Metal: Platinum (White)
Ring size: 47 EU / 8 HK
Shank profile: Tapered solid shank with elevated basket head (Observed)
Setting style: Six-prong collet settings for center diamond and three-prong for side spinels (Observed)
Prong count: Six prongs for center stone and three-prongs per stone for side stones (Observed)
Main Stone:
- Stone: Natural Diamond
- Quantity: 1 stone
- Carat weight: 0.25 ct
- Shape: Round brilliant
- Color: G
- Clarity: VS
Side Stone:
- Stone: Natural Spinel
- Quantity: 2 stones
- Total carat weight: 0.02 ct (0.01 ct each)
- Shape: Round brilliant
- Color: Pink
- Clarity: NA
Total carat weight: 0.27 ct (0.25ct diamond + 0.02ct pink spinels)
Total jewelry weight: 2.23 g
Lot ID: 290650
SKU: SR-PT-290650
Certification: None
CONDITION REPORT
Condition: Pre-owned
Visible flaws: None; the 0.25ct round brilliant G/VS natural diamond and both 0.01ct round brilliant pink spinels appear present and securely seated within their platinum mountings, the band maintains its structural integrity, and the platinum surface retains a bright polish finish.
EXPERT NOTES
Based on visual evidence from the provided photography and model imagery, the ring presents a solid platinum three-stone vintage construction weighing 2.23 grams and measuring size 47 EU / 8 HK. The centerpiece features a 0.25-carat round brilliant natural diamond (G/VS) held in a six-prong collet, flanked on either side by a round brilliant pink spinel (0.02ct total, 0.01ct each). The reverse reveals openwork undergallery architecture beneath each setting for optimal light return.
WHY A BUYER WILL LOVE THIS PIECE
• Radiant 0.25ct G/VS Center Diamond: High-grade round brilliant natural diamond offering crisp, eye-clean brilliance and fire.
• Charming Pink Spinel Accent Pair: 2 natural pink spinels (~0.01ct each) frame the central diamond with a delicate pop of romantic color.
• Timeless Three-Stone Trilogy Silhouette: Symbolizes past, present, and future, making it an ideal vintage keepsake or sentimental gift.
• Solid 2.23g Platinum Construction: Crafted in solid platinum for hypoallergenic durability, premium weight, and enduring white luster.
• Petite 47 EU / 8 HK Size: Ideal fit for smaller finger sizes or stylish pinky ring wear.
• Sustainable Estate Luxury: Sourced pre-loved, providing an eco-conscious investment in authenticated fine gemstone jewelry.
To ensure absolute peace of mind, every piece in our collection undergoes a rigorous physical authentication process before delivery. This includes metal purity verification to guarantee solid platinum composition, microscopic analysis of each gemstone by certified gemologists to verify its natural origin and identify any treatment, and a meticulous physical inspection to confirm setting security and structural integrity.
Worldwide Insured Shipping: We securely ship our estate and vintage jewelry collections globally, with frequent deliveries to the USA, UK, Europe, Australia, and beyond. Every international package is fully insured and trackable for your peace of mind.
For special needs please feel free to contact us.
Please read all the important information below.
Please note that the photos provided may show slight variations from the actual item due to lighting, angles, and screen settings. We strive to accurately represent each item's color and details, but slight differences may occur. Rest assured, we aim to provide the most accurate portrayal possible to ensure your satisfaction with your purchase. If you have any questions or require further clarification, please feel free to reach out to us.
If the winning bidder decides to cancel/withdraw they will bear the risk, cost of all shipping, and return import duties of the seller.
NO RESERVE ITEMS TERMS:
We invite you to explore and bid on our exciting no-reserve items! To ensure a transparent and positive experience, please note a few key terms. Some pieces may not include formal certification, and a post-purchase resizing service is available for an additional fee. This service applies only to eligible rings where resizing is physically possible and must be requested within 24 hours of purchase to avoid shipping delays. Your bid is a binding commitment to purchase, and while returns may be accepted under specific circumstances, they are subject to a return fee. Please proceed with your bid only when you are comfortable with and fully accept these conditions. Happy bidding!
RESIZING REQUEST:
We are pleased to offer complimentary resizing for a change of up to two ring sizes, either up or down. This service is available for all eligible rings, provided the adjustment is physically possible, and must be requested within 24 hours of your purchase to ensure prompt shipping. For any adjustments beyond this range, our policy varies: making a ring larger by more than two sizes will incur an additional fee to cover the cost of adding more gold, while making a ring smaller by more than two sizes remains a complimentary service, as long as it is physically possible.
Shipping: 100% Insured.
Shipments that are shipped out will be provided with a tracking number.
The buyer is responsible for any local customs or VAT fees that might apply to the purchase.
-Import duties and taxes are not included in the item price.
The Import process is very simple as the shipping company does the entire import procedure, all the customer has to do is pay the VAT and customs clearance.
-in Portugal please note that to get the package you will need to use a local broker (new Regulation)
-in France, the price of the shipping fee includes the brokerage fee. Due to the country's regulations, customs clearance must take place with a customs broker, so please be aware that shipping time can be 7-12 business days. All the customer has to do is pay the VAT.
-in Switzerland, the VAT is only 7%.
-in Hong Kong and the USA the VAT is 0%.
Details
Shape of surrounding stones
Round
Total carat weight of all stones
0.27
No. of surrounding gemstones
2
Diamond type of main stone
Natural
Laboratory report
No laboratory report
Era
After 2000
Number of diamonds main stone
1
Metal
Platinum
Total carat weight of surrounding stones
0.02
Brand jewellery
No
Cutting style of surrounding stones
Brilliant cut
Main stone
Diamond
Total carat weight of main stone(s)
0.25
Surrounding stones
Spinel
Total weight
2.23 g
Condition
Excellent condition - barely used with minimal signs of wear
Country of origin
Singapore
Gender
Women
Shape of main stone
Round
Cutting style of main stone
Brilliant cut
Ring size
47 (EU) / 7 (IT) / 4 (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.
