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Cushion|Lab Grown|IGI

5.15ct F VVS2 Cushion Lab Grown Diamond

ID • F/VVS2 • IGI LG836678104

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG836678104

Diamond specifications and retailer prices

From $780 USD
As of November 1, 2026
Save $5,680 USD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $6,460 USD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 5.15ct lab-grown cushion diamond

This 5.15ct lab-grown cushion 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 LG836678104 or 836678104. Listed at 15 retailers as of October 31, 2026, with prices from $780 to $6,460, a $5,680 spread on the same certified stone. Brilliant Earth lists it at $6,460. 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
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836678104
Dimensions10.19 × 9.92 × 6.71 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.19 mm9.92 mm5.15 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836678104
Side View
Table 66.0%Crown 32.8°Girdle: STK-THKPavilion 40.8°Culet: NoneDepth 67.6%

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: Nov 1
Current: $6,460 USD|Low: $780 USD|High: $10,600 USD|Avg: $2,418 USD|-39.1%
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
November 1, 2026
Retailer 3$780 USD
Retailer 7$826 USD
Retailer 2$860 USD
Retailer 6$1,010 USD
Retailer 5$1,158 USD
Retailer 8$1,284 USD
Retailer 9$1,446 USD
Retailer 10$1,637 USD
Retailer 14$1,641 USD
Retailer 11$2,134 USD
Retailer 12$2,515 USD
Retailer 15$2,755 USD
Retailer 4$2,786 USD
Retailer 13$3,190 USD
Brilliant Earth$6,460 USD

32 data points across 15 retailers

15 retailers$780 USD to $6,460 USD

A
Cheapest Retailer
-
$780 USD
Final sale: no returns
Retailer 2
-
$826 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
$860 USD
£677 GBP
View
A
Retailer 4
-
$1,010 USD
View
B+
Retailer 5
-
$1,158 USD
View
A
Retailer 6
-
$1,284 USD
£1,011 GBP
View
A
Retailer 7
-
$1,446 USD
€1,377 EUR
View
A
Retailer 8
-
$1,637 USD
A$2,519 AUD
View
A
Retailer 9
-
$1,641 USD
ZAR 26,518 ZAR
View
A
Retailer 10
-
$2,134 USD
View
B+
Retailer 11
-
$2,515 USD
£1,980 GBP
View
B+
Retailer 12
-
$2,755 USD
View
B+
Retailer 13
-
$2,786 USD
View
B+
Retailer 14
-
$3,190 USD
£2,512 GBP
View
Most Expensive
B
Brilliant Earth
21671745A · Oct 31
$6,460 USD
View
14 more retailers have this diamond
Prices start from $780 USDSave up to $5,680 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 Cushion
$780 USD