Necklace Platinum Sapphire - Diamond
01
day
15
hours
27
minutes
18
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 € 600 - € 750
No bids placed
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Platinum pendant with Pt900 top and Pt850 chain features a natural pear-shaped sapphire (1.02 ct) surrounded by 18 natural diamonds (0.14 ct total) in a halo, weighing about 4.90 g, and includes no laboratory report.
AI-assisted summary
Description from the seller
A classic and elegant fine jewelry pendant necklace featuring a natural pear-shaped blue sapphire, beautifully surrounded by a halo of 18 natural diamonds.
The vibrant deep-blue sapphire weighs 1.02 ct and is complemented by 18 natural diamonds totaling 0.14 ct, set in solid Pt900 platinum. The accompanying solid Pt850 platinum chain bears the official Japan Mint assay hallmark, guaranteeing platinum purity. Total combined weight is approximately 4.90 g.
[Product Details]
• Center Stone: Natural Sapphire 1.02 ct (Engraved "1.02" on the reverse of the pendant setting)
- Color: Vivid deep blue (displays violet-red fluorescence under UV light)
• Side Stones: 18 Natural Diamonds total 0.14 ct (Engraved "0.14" on the reverse of the pendant setting)
• Metal:
- Pendant Top: Solid Platinum Pt900 (Stamped "Pt900" on the back of the bail)
- Chain Necklace: Solid Platinum Pt850 (Stamped "Pt850" on clasp)
• Official Hallmarks: Japan Mint assay hallmark (Japanese flag mark / / Pt) stamped on the chain tag
• Total Weight: Approx. 4.90 g (verified on digital scale)
[Dimensions]
• Pendant Top: Approx. 16.0 mm (length including bail) x 9.0 mm (width) x 4.5 mm (depth)
• Chain Length: Approx. 40.5 cm (with an adjustment ring at approx. 36.5 cm)
[Condition Note]
• Overall: Very good / excellent pre-owned condition.
• Stones: The sapphire and diamonds are securely set with no chips or cracks observed.
• Metal & Chain: Clean condition with only micro hairline scratches consistent with light handling. The chain links and spring-ring clasp function smoothly and securely with no structural deformation.
[Gemstone Treatment Note]
• Precious gemstones are commonly treated to enhance color or clarity. This specific item has not been tested for treatments (no laboratory certificate included).
[Included Items]
• Necklace and pendant only (Securely packaged in a protective jewelry box).
[Shipping]
• Shipped promptly from Japan via tracked and fully insured international courier (FedEx / EMS).
• Import duties, taxes, and customs fees are the buyer's responsibility under local regulations.
A classic and elegant fine jewelry pendant necklace featuring a natural pear-shaped blue sapphire, beautifully surrounded by a halo of 18 natural diamonds.
The vibrant deep-blue sapphire weighs 1.02 ct and is complemented by 18 natural diamonds totaling 0.14 ct, set in solid Pt900 platinum. The accompanying solid Pt850 platinum chain bears the official Japan Mint assay hallmark, guaranteeing platinum purity. Total combined weight is approximately 4.90 g.
[Product Details]
• Center Stone: Natural Sapphire 1.02 ct (Engraved "1.02" on the reverse of the pendant setting)
- Color: Vivid deep blue (displays violet-red fluorescence under UV light)
• Side Stones: 18 Natural Diamonds total 0.14 ct (Engraved "0.14" on the reverse of the pendant setting)
• Metal:
- Pendant Top: Solid Platinum Pt900 (Stamped "Pt900" on the back of the bail)
- Chain Necklace: Solid Platinum Pt850 (Stamped "Pt850" on clasp)
• Official Hallmarks: Japan Mint assay hallmark (Japanese flag mark / / Pt) stamped on the chain tag
• Total Weight: Approx. 4.90 g (verified on digital scale)
[Dimensions]
• Pendant Top: Approx. 16.0 mm (length including bail) x 9.0 mm (width) x 4.5 mm (depth)
• Chain Length: Approx. 40.5 cm (with an adjustment ring at approx. 36.5 cm)
[Condition Note]
• Overall: Very good / excellent pre-owned condition.
• Stones: The sapphire and diamonds are securely set with no chips or cracks observed.
• Metal & Chain: Clean condition with only micro hairline scratches consistent with light handling. The chain links and spring-ring clasp function smoothly and securely with no structural deformation.
[Gemstone Treatment Note]
• Precious gemstones are commonly treated to enhance color or clarity. This specific item has not been tested for treatments (no laboratory certificate included).
[Included Items]
• Necklace and pendant only (Securely packaged in a protective jewelry box).
[Shipping]
• Shipped promptly from Japan via tracked and fully insured international courier (FedEx / EMS).
• Import duties, taxes, and customs fees are the buyer's responsibility under local regulations.
Details
Era
After 2000
Laboratory report
No laboratory report
No. of main gemstones
1
Shape of surrounding stones
Round
Metal
Platinum
Number of diamonds surrounding stones
18
Total carat weight of main stone(s)
1.02
Brand jewellery
No
Main stone
Sapphire
Total carat weight of surrounding stones
0.14
Total weight
4.9 g
Surrounding stones
Diamond
Condition
Very good condition - slightly used with small signs of wear
Gender
Women
Country of origin
Unknown
Shape of main stone
Pear
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.
