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Radiant|Lab Grown|IGI

15.57ct F VS2 Radiant Lab Grown Diamond

EX • F/VS2 • IGI LG837675103

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG837675103

Diamond specifications and retailer prices

From €2,914 EUR
$3,256 USD
As of November 1, 2026
Save €9,089 EUR (76%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €12,003 EUR at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 15.57ct lab-grown radiant diamond

This 15.57ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837675103 or 837675103. Listed at 3 retailers as of October 31, 2026, with prices from €2,914 to €12,003, a €9,089 spread on the same certified stone. Brilliant Earth lists it at €12,003. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

15.57
Carat
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.4°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837675103
Dimensions18.02 × 12.38 × 8.17 mm
L/W Ratio1.46
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
18.02 mm12.38 mm15.57 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837675103
Side View
Table 68.0%Crown 46.4°Girdle: MediumPavilion 35.2°Culet: NoneDepth 66.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: €12,003 EUR|Low: €2,914 EUR|High: €12,003 EUR|Avg: €6,869 EUR
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3€2,914 EUR
Retailer 2€4,072 EUR
Brilliant Earth€12,003 EUR

29 data points across 3 retailers

3 retailers€2,914 EUR to €12,003 EUR

A
Cheapest Retailer
-
€2,914 EUR
$3,256 USD
Final sale: no returns
A
Retailer 2
-
€4,072 EUR
£3,582 GBP
View
Most Expensive
B
Brilliant Earth
21602776A · Oct 31
€12,003 EUR
$13,410 USD
View
2 more retailers have this diamond
Prices start from €2,914 EURSave up to €9,089 EUR

Carat Hunter is not affiliated with, endorsed by, or sponsored by any retailer listed. Retailer information is from publicly available sources and may not be current. Verify details directly with the retailer before purchasing. Return terms as we hold them. Check the retailer's own returns page before you buy.

A
15.57ct Radiant
€2,914 EUR