Radiant|Lab Grown|IGI

15.10ct F VS1 Radiant Lab Grown Diamond

EX • F/VS1 • IGI LG846689200

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

Certificate IGI LG846689200

Diamond specifications and retailer prices

From $3,388 USD
As of November 1, 2026
Save $12,622 USD (79%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $16,010 USD at Brilliant Earth · As of November 1, 2026
View at Brilliant Earth

About this 15.1ct lab-grown radiant diamond

This 15.1ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846689200 or 846689200. Listed at 3 retailers as of November 1, 2026, with prices from $3,388 to $16,010, a $12,622 spread on the same certified stone. Brilliant Earth lists it at $16,010. 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

15.10
Carat
F
Color
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846689200
Dimensions17.48 × 12.20 × 8.08 mm
L/W Ratio1.43
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.48 mm12.20 mm15.10 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846689200
Side View
Table 66.0%Crown 46.6°Girdle: MediumPavilion 34.3°Culet: NoneDepth 66.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 1
Current: $16,010 USD|Low: $3,388 USD|High: $17,930 USD|Avg: $9,219 USD|-10.7%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$3,388 USD
Retailer 2$4,662 USD
Brilliant Earth$16,010 USD

14 data points across 3 retailers

3 retailers$3,388 USD to $16,010 USD

A
Cheapest Retailer
-
$3,388 USD
Final sale: no returns
A
Retailer 2
-
$4,662 USD
£3,671 GBP
View
Most Expensive
B
Brilliant Earth
22194506A · Nov 1
$16,010 USD
View
2 more retailers have this diamond
Prices start from $3,388 USDSave up to $12,622 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
15.10ct Radiant
$3,388 USD