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Radiant|Lab Grown|IGI

15.39ct F VVS2 Radiant Lab Grown Diamond

EX • F/VVS2 • IGI LG848623813

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

Certificate IGI LG848623813

Diamond specifications and retailer prices

From $3,480 USD
As of November 1, 2026
Save $1,270 USD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $4,750 USD at 77 Diamonds · As of November 2, 2026
View at 77 Diamonds

About this 15.39ct lab-grown radiant diamond

This 15.39ct 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 LG848623813 or 848623813. Listed at 2 retailers as of November 1, 2026, with prices from $3,480 to $4,750, a $1,270 spread on the same certified stone. 77 Diamonds lists it at $4,750. 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

15.39
Carat
F
Color
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46°
Pavilion angle34.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG848623813
Dimensions17.87 × 12.30 × 8.09 mm
L/W Ratio1.45
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.87 mm12.30 mm15.39 ctF / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG848623813
Side View
Table 67.0%Crown 46°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: $4,750 USD|Low: $3,480 USD|High: $5,060 USD|Avg: $4,393 USD|-5.9%
77 Diamonds
Retailer 2
November 2, 2026
Retailer 2$3,480 USD
77 Diamonds$4,750 USD

11 data points across 2 retailers

2 retailers$3,480 USD to $4,750 USD

A
Cheapest Retailer
-
$3,480 USD
Final sale: no returns
Most Expensive
B+
77 Diamonds
RADTVSW83NX8XE · Nov 2
$4,750 USD
£3,741 GBP
View
1 more retailer has this diamond
Prices start from $3,480 USDSave up to $1,270 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
15.39ct Radiant
$3,480 USD