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Radiant|Lab Grown|IGI

15.25ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG846689194

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

Certificate IGI LG846689194

Diamond specifications and retailer prices

From $3,474 USD
As of November 1, 2026
Save $3,071 USD (47%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $6,545 USD at Rare Carat · As of October 28, 2026
View at Rare Carat

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 LG846689194 or 846689194. Listed at 3 retailers as of October 28, 2026, with prices from $3,474 to $6,545, a $3,071 spread on the same certified stone. Rare Carat lists it at $6,545. 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 angle46.7°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846689194
Dimensions17.83 × 12.27 × 8.07 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.83 mm12.27 mm15.25 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846689194
Side View
Table 66.0%Crown 46.7°Girdle: MediumPavilion 34.2°Culet: NoneDepth 65.8%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $6,545 USD|Low: $3,474 USD|High: $6,600 USD|Avg: $5,208 USD|-0.8%
Rare Carat
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$3,474 USD
Retailer 2$4,708 USD
Rare Carat$6,545 USD

14 data points across 3 retailers

3 retailers$3,474 USD to $6,545 USD

A
Cheapest Retailer
-
$3,474 USD
Final sale: no returns
A
Retailer 2
-
$4,708 USD
£3,707 GBP
View
Most Expensive
B+
Rare Carat
846689194 · Oct 28
$6,545 USD
View
2 more retailers have this diamond
Prices start from $3,474 USDSave up to $3,071 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
$3,474 USD