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Radiant|Lab Grown|IGI

15.25ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG848695571

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

Certificate IGI LG848695571

Diamond specifications and retailer prices

From $4,804 USD
£3,782 GBP
As of November 2, 2026
Save $12,976 USD (73%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $17,780 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 15.25ct lab-grown radiant diamond

This 15.25ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG848695571 or 848695571. Listed at 2 retailers as of November 2, 2026, with prices from $4,804 to $17,780, a $12,976 spread on the same certified stone. Brilliant Earth lists it at $17,780. 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

15.25
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.7°
Pavilion angle37.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848695571
Dimensions17.71 × 12.32 × 8.26 mm
L/W Ratio1.44
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.71 mm12.32 mm15.25 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848695571
Side View
Table 66.0%Crown 45.7°Girdle: MediumPavilion 37.5°Culet: NoneDepth 67.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 2
Current: $17,780 USD|Low: $4,804 USD|High: $17,780 USD|Avg: $6,682 USD
Brilliant Earth
Retailer 2
November 2, 2026
Retailer 2$4,804 USD
Brilliant Earth$17,780 USD

6 data points across 2 retailers

2 retailers$4,804 USD to $17,780 USD

A
Cheapest Retailer
-
$4,804 USD
£3,782 GBP
Most Expensive
B
Brilliant Earth
22438149A · Nov 2
$17,780 USD
View
1 more retailer has this diamond
Prices start from $4,804 USDSave up to $12,976 USD

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
15.25ct Radiant
$4,804 USD