Ring - 18 kt. White gold - 3.24ct. tw. Sapphire - Diamond - "GFCO Certificate"
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An 18k white gold ring for women featuring 26 square multicolour sapphires totalling 2.66 ct, heat-treated, accompanied by 116 natural round brilliant diamonds totalling 0.58 ct (color F-G, VS-SI) for a total gemstone weight of 3.24 ct, size EU 53 / US 6¼, with GFCO Laboratory report AUP694-41018-11 and certificate.
AI-assisted summary
Description from the seller
Lot Number: RLG884-2 NLH (P)
European Size: 53(EU)/13 (1T)/6 "1/4" (US)
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GFCO jewelry Report #AUP694-41018-11
Date : 2025-12-18
Description Of Article
One 18k White Gold Ring, Stamped "750" FS:2.66 26p, D:0.58 116p
Weighing In Total 2.55 G., Containing
Gold Net Weight: 1.89 Grams.
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Species............................................... Natural Corundum
Trade name...................................... Sapphire & Fancy Sapphire
Weight ............................................... 2.66 Carats
Color .................................................. Red, Blue & Various Colors
Shape ................................................ Square
Measurements............................... 2.38 x 2.35 x XX mm
Crown cut ........................................ Brilliant
Pavilion cut ..................................... Fancy
Origin .................................................. Tanzania & Madagascar
Comment : Mix Heat (Be) & Standard Heat
=======================================================================================
Identification....................................................... Natural Diamond
Shape/cut............................................................. Round Brilliant
Total Estimated Weight................................. ± 0.58 Carat
Color Grade......................................................... F - G
Clarity Grade....................................................... VS - SI
=======================================================================================
Lot Number: RLG884-2 NLH (P)
European Size: 53(EU)/13 (1T)/6 "1/4" (US)
========================================================================================
GFCO jewelry Report #AUP694-41018-11
Date : 2025-12-18
Description Of Article
One 18k White Gold Ring, Stamped "750" FS:2.66 26p, D:0.58 116p
Weighing In Total 2.55 G., Containing
Gold Net Weight: 1.89 Grams.
========================================================================================
Species............................................... Natural Corundum
Trade name...................................... Sapphire & Fancy Sapphire
Weight ............................................... 2.66 Carats
Color .................................................. Red, Blue & Various Colors
Shape ................................................ Square
Measurements............................... 2.38 x 2.35 x XX mm
Crown cut ........................................ Brilliant
Pavilion cut ..................................... Fancy
Origin .................................................. Tanzania & Madagascar
Comment : Mix Heat (Be) & Standard Heat
=======================================================================================
Identification....................................................... Natural Diamond
Shape/cut............................................................. Round Brilliant
Total Estimated Weight................................. ± 0.58 Carat
Color Grade......................................................... F - G
Clarity Grade....................................................... VS - SI
=======================================================================================
Details
Shape of surrounding stones
Round
Free resizing offered
No
Total carat weight of all stones
3.24
No. of main gemstones
26
Lab report number
AUP694-41018-11
Diamond colour grade of surrounding stones
F, G
Diamond type of surrounding stones
Natural
Laboratory Report
GFCO Gem Lab
Era
After 2000
Cutting style of surrounding stones
Brilliant cut
Metal
White gold
Fineness
18 kt.
Brand jewellery
No
Total carat weight of main stone(s)
2.66
Number of diamonds surrounding stones
116
Main Stone
Sapphire
Total carat weight of surrounding stones
0.58
Colour of main stone
Multicolour
Diamond clarity grade of surrounding stones
SI1, VS1
Cut grade of main stone
Excellent
Surrounding Stones
Diamond
Total weight
2.55 g
Transparency of main stone
Transparent
Condition
New
Gender
Women
Treatment of main stone
Heat treatment
Title additional information
"GFCO Certificate"
Shape of main stone
Square
Cutting style of main stone
Brilliant cut
Country of origin of main stone (if certified)
Tanzania
Ring size
53 (EU) / 13 (IT) / 6 ¼ (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.
