Cushion|Lab Grown|IGI

4.01ct H VS2 Cushion Lab Grown Diamond

EX • H/VS2 • IGI LG818627939

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818627939

Diamond specifications and retailer prices

From $461 USD
As of October 29, 2026
Save $2,229 USD (83%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $2,690 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818627939 or 818627939. Listed at 3 retailers as of October 29, 2026, with prices from $461 to $2,690, a $2,229 spread on the same certified stone. Brilliant Earth lists it at $2,690. 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
H
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle35.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818627939
Dimensions11.21 × 8.23 × 5.50 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
11.21 mm8.23 mm4.01 ctH / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818627939
Side View
Table 61.0%Crown 36.4°Girdle: MED-THKPavilion 35.7°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $2,690 USD|Low: $461 USD|High: $2,690 USD|Avg: $1,417 USD
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$461 USD
Retailer 2$879 USD
Brilliant Earth$2,690 USD

37 data points across 3 retailers

3 retailers$461 USD to $2,690 USD

A
Cheapest Retailer
-
$461 USD
Final sale: no returns
A
Retailer 2
-
$879 USD
£692 GBP
View
Most Expensive
B
Brilliant Earth
21228173A · Oct 29
$2,690 USD
View
2 more retailers have this diamond
Prices start from $461 USDSave up to $2,229 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
$461 USD