Cushion|Lab Grown|IGI

4.01ct G VS2 Cushion Lab Grown Diamond

EX • G/VS2 • IGI LG813611515

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG813611515

Diamond specifications and retailer prices

From $474 USD
As of October 29, 2026
Save $433 USD (48%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,280 USD at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG813611515 or 813611515. Listed at 3 retailers as of October 29, 2026, with a 91% 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

4.01
Carat
G
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG813611515
Dimensions11.35 × 8.17 × 5.43 mm
L/W Ratio1.39
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.35 mm8.17 mm4.01 ctG / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG813611515
Side View
Table 63.0%Crown 34.3°Girdle: STK-THKPavilion 35°Culet: NoneDepth 66.5%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $2,280 USD|Low: $474 USD|High: $2,280 USD|Avg: $1,286 USD
Rare Carat
Retailer 2
Retailer 3
October 31, 2026
Retailer 3$474 USD
Retailer 2$907 USD
Rare Carat$2,280 USD

37 data points across 3 retailers

3 retailers$474 USD to $907 USD

A
Cheapest Retailer
-
$474 USD
Final sale: no returns
A
Retailer 2
-
$907 USD
£714 GBP
View
Most Expensive
Rare Carat
813611515 · Oct 14
$2,280 USD
View
Price last confirmed 16 days ago
2 more retailers have this diamond
Prices start from $474 USDSave up to $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
4.01ct Cushion
$474 USD