Cushion|Lab Grown|IGI

4.02ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG840629151

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840629151

Diamond specifications and retailer prices

From $813 USD
£640 GBP
As of October 30, 2026
Save $5,507 USD (87%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,320 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.02ct lab-grown cushion diamond

This 4.02ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG840629151 or 840629151. Listed at 14 retailers as of October 29, 2026, with prices from $813 to $6,320, a $5,507 spread on the same certified stone. Brilliant Earth lists it at $6,320. 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

4.02
Carat
G
Color
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.3°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840629151
Dimensions11.23 × 8.26 × 5.35 mm
L/W Ratio1.36
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.23 mm8.26 mm4.02 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840629151
Side View
Table 63.0%Crown 33.3°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 64.8%

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: $6,320 USD|Low: $813 USD|High: $6,320 USD|Avg: $2,343 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
October 30, 2026
Retailer 2$813 USD
Retailer 11$845 USD
Retailer 5$1,097 USD
Retailer 13$1,102 USD
Retailer 9$1,169 USD
Retailer 8$1,176 USD
Retailer 10$1,183 USD
Retailer 14$1,567 USD
Retailer 3$2,296 USD
Retailer 4$2,658 USD
Retailer 6$2,687 USD
Retailer 12$3,119 USD
Retailer 7$5,110 USD
Brilliant Earth$6,320 USD

3 data points across 14 retailers

14 retailers$813 USD to $6,320 USD

A
Cheapest Retailer
-
$813 USD
£640 GBP
A
Retailer 2
-
$845 USD
View
B+
Retailer 3
-
$1,097 USD
View
A
Retailer 4
-
$1,102 USD
View
A
Retailer 5
-
$1,169 USD
View
A
Retailer 6
-
$1,176 USD
£926 GBP
View
A
Retailer 7
-
$1,183 USD
€1,127 EUR
View
A
Retailer 8
-
$1,567 USD
ZAR 25,317 ZAR
View
B+
Retailer 9
-
$2,296 USD
View
B+
Retailer 10
-
$2,658 USD
View
B+
Retailer 11
-
$2,687 USD
SGD 3,631 SGD
View
B
Retailer 12
-
$3,119 USD
£2,456 GBP
View
B
Retailer 13
-
$5,110 USD
View
Most Expensive
B
Brilliant Earth
22335655Y · Oct 29
$6,320 USD
View
13 more retailers have this diamond
Prices start from $813 USDSave up to $5,507 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
4.02ct Cushion
$813 USD