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Radiant|Lab Grown|IGI

15.09ct E VS2 Radiant Lab Grown Diamond

EX • E/VS2 • IGI LG792635412

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

Certificate IGI LG792635412

Diamond specifications and retailer prices

From $3,817 USD
£3,006 GBP
As of October 29, 2026
Save $23,673 USD (86%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $27,490 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 15.09ct lab-grown radiant diamond

This 15.09ct lab-grown radiant sits in the over five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG792635412 or 792635412. Listed at 17 retailers as of October 29, 2026, with prices from $3,817 to $27,490, a $23,673 spread on the same certified stone. Brilliant Earth lists it at $27,490. 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

15.09
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.9°
Pavilion angle36.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG792635412
Dimensions16.99 × 12.24 × 8.33 mm
L/W Ratio1.39
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
16.99 mm12.24 mm15.09 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG792635412
Side View
Table 66.0%Crown 46.9°Girdle: Slightly ThickPavilion 36.1°Culet: NoneDepth 68.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $27,490 USD|Low: $3,794 USD|High: $27,490 USD|Avg: $8,528 USD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 30, 2026
Retailer 8$3,817 USD
Retailer 15$4,073 USD
Retailer 14$4,269 USD
Retailer 10$4,631 USD
Retailer 3$4,725 USD
Retailer 9$4,725 USD
Retailer 4$5,581 USD
Retailer 13$5,681 USD
Retailer 2$6,210 USD
Retailer 12$7,005 USD
Retailer 11$7,272 USD
Retailer 7$13,125 USD
Retailer 6$16,685 USD
Retailer 5$16,783 USD
Brilliant Earth$27,490 USD

36 data points across 15 retailers

17 retailers$3,817 USD to $27,490 USD

A
Cheapest Retailer
-
$3,817 USD
£3,006 GBP
A
Retailer 2
-
$4,073 USD
View
A
Retailer 3
-
$4,269 USD
View
A
Retailer 4
-
$4,631 USD
View
Final sale: no returns
A
Retailer 5
-
$4,725 USD
View
A
Retailer 6
-
$4,725 USD
View
A
Retailer 7
-
$5,581 USD
HK$43,600 HKD
View
A
Retailer 8
-
$5,681 USD
View
A
Retailer 9
-
$6,210 USD
£4,890 GBP
View
Retailer 10
-
$7,005 USD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$7,272 USD
€6,926 EUR
View
B+
Retailer 12
-
$7,298 USD
View
B
Retailer 13
-
$12,757 USD
View
B
Retailer 14
-
$13,125 USD
View
B
Retailer 15
-
$16,685 USD
View
B
Retailer 16
-
$16,783 USD
View
Most Expensive
B
Brilliant Earth
20388112A · Oct 29
$27,490 USD
View
16 more retailers have this diamond
Prices start from $3,817 USDSave up to $23,673 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
15.09ct Radiant
$3,817 USD