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Cushion|Lab Grown|IGI

4.06ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG788601262

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

Certificate IGI LG788601262

Diamond specifications and retailer prices

From $669 USD
As of October 27, 2026
Save $3,431 USD (84%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $4,360 USD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788601262 or 788601262. Listed at 19 retailers as of October 27, 2026, with a 513% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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

4.06
Carat
D
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788601262
Dimensions9.02 × 9.34 × 5.88 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.02 mm9.34 mm4.06 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788601262
Side View
Table 63.0%Crown 33.8°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 65.2%

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 27
Current: $4,100 USD|Low: $669 USD|High: $4,230 USD|Avg: $2,079 USD|-3.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
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Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
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Retailer 17
Retailer 18
October 29, 2026
Retailer 6$669 USD
Retailer 3$690 USD
Retailer 15$806 USD
Retailer 4$870 USD
Retailer 9$1,054 USD
Retailer 2$1,073 USD
Retailer 17$1,137 USD
Retailer 13$1,153 USD
Retailer 18$1,608 USD
Retailer 8$1,917 USD
Retailer 10$2,164 USD
Retailer 12$2,321 USD
Retailer 5$2,367 USD
Retailer 7$3,103 USD
Retailer 16$3,110 USD
Retailer 14$3,223 USD
Retailer 11$3,236 USD
Brilliant Earth$4,100 USD

37 data points across 18 retailers

19 retailers$669 USD to $4,100 USD

A
Cheapest Retailer
-
$669 USD
Final sale: no returns
A
Retailer 2
-
$690 USD
£543 GBP
View
Price last confirmed 16 days ago
A
Retailer 3
-
$806 USD
HK$6,300 HKD
View
A
Retailer 4
-
$870 USD
View
A
Retailer 5
-
$1,054 USD
View
A
Retailer 6
-
$1,073 USD
€1,022 EUR
View
B+
Retailer 7
-
$1,137 USD
View
A
Retailer 8
-
$1,153 USD
£908 GBP
View
A
Retailer 9
-
$1,608 USD
View
A
Retailer 10
-
$1,917 USD
View
B+
Retailer 11
-
$2,164 USD
£1,704 GBP
View
Price last confirmed 16 days ago
B+
Retailer 12
-
$2,321 USD
SGD 3,136 SGD
View
B+
Retailer 13
-
$2,367 USD
View
B+
Retailer 14
-
$3,103 USD
A$4,774 AUD
View
Price last confirmed 21 days ago
B+
Retailer 15
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$3,110 USD
View
Price last confirmed 10 days ago
B+
Retailer 16
-
$3,223 USD
£2,538 GBP
View
B
Retailer 17
-
$3,236 USD
View
B
Retailer 18
-
$4,100 USD
View
Most Expensive
B
Brilliant Earth
18476621A · Oct 17
$4,360 USD
View
Price last confirmed 12 days ago
18 more retailers have this diamond
Prices start from $669 USDSave up to $3,431 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
4.06ct Cushion
$669 USD