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Cushion|Lab Grown|IGI

4.02ct H VS1 Cushion Lab Grown Diamond

ID • H/VS1 • IGI LG593391838

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG593391838

Diamond specifications and retailer prices

From $794 USD
HK$6,200 HKD
As of November 1, 2026
Save $4,446 USD (85%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $5,240 USD at Brilliant Earth · As of October 31, 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 H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG593391838 or 593391838. Listed at 13 retailers as of October 31, 2026, with prices from $794 to $5,240, a $4,446 spread on the same certified stone. Brilliant Earth lists it at $5,240. 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
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG593391838
Dimensions9.57 × 9.18 × 6.10 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
9.57 mm9.18 mm4.02 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG593391838
Side View
Table 61.0%Crown 32.3°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 66.4%

Caratlytics Score

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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: Nov 1
Current: $5,240 USD|Low: $538 USD|High: $5,420 USD|Avg: $1,757 USD|-3.3%
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
Retailer 15
Retailer 16
November 1, 2026
Retailer 8$538 USD
Retailer 4$794 USD
Retailer 9$800 USD
Retailer 16$855 USD
Retailer 11$1,038 USD
Retailer 12$1,115 USD
Retailer 6$1,205 USD
Retailer 14$1,257 USD
Retailer 5$1,445 USD
Retailer 13$1,454 USD
Retailer 10$1,486 USD
Retailer 7$2,256 USD
Retailer 3$2,291 USD
Retailer 15$2,349 USD
Retailer 2$3,151 USD
Brilliant Earth$5,240 USD

6 data points across 16 retailers

13 retailers$794 USD to $5,240 USD

A
Cheapest Retailer
-
$794 USD
HK$6,200 HKD
A
Retailer 2
-
$800 USD
£630 GBP
View
A
Retailer 3
-
$855 USD
View
A
Retailer 4
-
$1,038 USD
View
B+
Retailer 5
-
$1,115 USD
View
A
Retailer 6
-
$1,257 USD
View
A
Retailer 7
-
$1,445 USD
ZAR 23,343 ZAR
View
A
Retailer 8
-
$1,454 USD
A$2,237 AUD
View
A
Retailer 9
-
$1,486 USD
View
B+
Retailer 10
-
$2,291 USD
SGD 3,096 SGD
View
B+
Retailer 11
-
$2,349 USD
View
B+
Retailer 12
-
$3,151 USD
£2,481 GBP
View
Most Expensive
B
Brilliant Earth
17656189A · Oct 31
$5,240 USD
View
12 more retailers have this diamond
Prices start from $794 USDSave up to $4,446 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
$794 USD