Cushion|Lab Grown|IGI

4.06ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG815615757

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG815615757

Diamond specifications and retailer prices

From $697 USD
As of October 29, 2026
Save $3,893 USD (85%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $4,590 USD at Brilliant Earth · As of October 28, 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 LG815615757 or 815615757. Listed at 4 retailers as of October 28, 2026, with prices from $697 to $4,590, a $3,893 spread on the same certified stone. Brilliant Earth lists it at $4,590. 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 angle34.6°
Pavilion angle35.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG815615757
Dimensions11.17 × 8.16 × 5.54 mm
L/W Ratio1.37
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.17 mm8.16 mm4.06 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG815615757
Side View
Table 61.0%Crown 34.6°Girdle: MED-THKPavilion 35.1°Culet: NoneDepth 67.9%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $4,590 USD|Low: $697 USD|High: $5,540 USD|Avg: $2,602 USD|-17.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
October 29, 2026
Retailer 3$697 USD
Retailer 2$1,192 USD
Retailer 4$2,680 USD
Brilliant Earth$4,590 USD

36 data points across 4 retailers

4 retailers$697 USD to $4,590 USD

A
Cheapest Retailer
-
$697 USD
Final sale: no returns
A
Retailer 2
-
$1,192 USD
£939 GBP
View
B
Retailer 3
-
$2,680 USD
View
Price last confirmed 43 days ago
Most Expensive
B
Brilliant Earth
21223941A · Oct 28
$4,590 USD
View
3 more retailers have this diamond
Prices start from $697 USDSave up to $3,893 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
$697 USD