Radiant|Lab Grown|IGI

5.15ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG604318051

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

Certificate IGI LG604318051

Diamond specifications and retailer prices

From $707 USD
As of October 30, 2026
Save $5,433 USD (88%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,140 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.15ct lab-grown radiant diamond

This 5.15ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG604318051 or 604318051. Listed at 18 retailers as of October 30, 2026, with prices from $707 to $6,140, a $5,433 spread on the same certified stone. Brilliant Earth lists it at $6,140. 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

5.15
Carat
F
Color
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG604318051
Dimensions11.95 × 8.52 × 5.81 mm
L/W Ratio1.40
Culet sizePointed
Top View
11.95 mm8.52 mm5.15 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG604318051
Side View
Table 65.0%Crown 45°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 68.2%

Caratlytics Score

How it works →
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 30
Current: $6,140 USD|Low: $707 USD|High: $7,670 USD|Avg: $2,020 USD|+34.1%
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
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 1, 2026
Retailer 3$707 USD
Retailer 15$769 USD
Retailer 9$820 USD
Retailer 18$820 USD
Retailer 19$907 USD
Retailer 13$995 USD
Retailer 5$1,280 USD
Retailer 2$1,314 USD
Retailer 11$1,331 USD
Retailer 12$1,376 USD
Retailer 17$1,906 USD
Retailer 16$2,019 USD
Retailer 4$2,305 USD
Retailer 7$2,545 USD
Retailer 6$2,796 USD
Retailer 8$2,826 USD
Retailer 14$3,223 USD
Retailer 10$3,420 USD
Brilliant Earth$6,140 USD

34 data points across 19 retailers

18 retailers$707 USD to $6,140 USD

A
Cheapest Retailer
-
$707 USD
A
Retailer 2
-
$769 USD
View
Retailer 3
-
$820 USD
View
Price last confirmed 15 days ago
A
Retailer 4
-
$820 USD
View
Retailer 5
-
$907 USD
£714 GBP
View
Price last confirmed 15 days ago
A
Retailer 6
-
$995 USD
View
A
Retailer 7
-
$1,280 USD
View
A
Retailer 8
-
$1,314 USD
£1,035 GBP
View
B+
Retailer 9
-
$1,331 USD
View
A
Retailer 10
-
$1,376 USD
€1,310 EUR
View
A
Retailer 11
-
$1,906 USD
View
B+
Retailer 12
-
$2,019 USD
View
B+
Retailer 13
-
$2,305 USD
View
B+
Retailer 14
-
$2,545 USD
£2,004 GBP
View
B+
Retailer 15
-
$2,796 USD
View
Retailer 16
-
$2,826 USD
View
Price last confirmed 14 days ago
Retailer 17
-
$3,223 USD
£2,538 GBP
View
Price last confirmed 7 days ago
Most Expensive
B
Brilliant Earth
8410084A · Oct 31
$6,140 USD
View
17 more retailers have this diamond
Prices start from $707 USDSave up to $5,433 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
5.15ct Radiant
$707 USD