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Cushion|Lab Grown|IGI

4.10ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG675597778

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG675597778

Diamond specifications and retailer prices

From $915 USD
As of October 29, 2026
Save $3,475 USD (79%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,390 USD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 4.1ct lab-grown cushion diamond

This 4.1ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG675597778 or 675597778. Listed at 13 retailers as of October 29, 2026, with prices from $915 to $4,390, a $3,475 spread on the same certified stone. Brilliant Earth lists it at $4,390. 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

4.10
Carat
E
Color
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle38°
OriginLab Grown
Grading LabIGI
CertificateIGI LG675597778
Dimensions9.39 × 9.21 × 6.01 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.39 mm9.21 mm4.10 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG675597778
Side View
Table 61.0%Crown 35.9°Girdle: MED-STKPavilion 38°Culet: NoneDepth 65.3%

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 29
Current: $4,390 USD|Low: $569 USD|High: $5,310 USD|Avg: $1,946 USD|-15.3%
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
October 30, 2026
Retailer 11$666 USD
Retailer 6$675 USD
Retailer 12$915 USD
Retailer 7$1,094 USD
Retailer 14$1,165 USD
Retailer 2$1,186 USD
Retailer 5$1,213 USD
Retailer 3$1,659 USD
Retailer 9$2,316 USD
Retailer 13$2,532 USD
Retailer 4$2,562 USD
Retailer 8$3,145 USD
Retailer 10$3,650 USD
Brilliant Earth$4,390 USD

36 data points across 14 retailers

13 retailers$915 USD to $4,390 USD

Retailer 1
-
$666 USD
£524 GBP
Price last confirmed 13 days ago
A
Retailer 2
-
$915 USD
View
A
Retailer 3
-
$1,094 USD
€1,042 EUR
View
A
Retailer 4
-
$1,165 USD
View
A
Retailer 5
-
$1,186 USD
£934 GBP
View
B+
Retailer 6
-
$1,213 USD
View
A
Retailer 7
-
$1,659 USD
View
B+
Retailer 8
-
$2,316 USD
£1,824 GBP
View
B
Retailer 9
-
$2,532 USD
View
Retailer 10
-
$2,562 USD
View
Price last confirmed 12 days ago
B
Retailer 11
-
$3,145 USD
£2,476 GBP
View
Retailer 12
-
$3,650 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
13062897A · Oct 30
$4,390 USD
View
12 more retailers have this diamond
Prices start from $915 USDSave up to $3,475 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
4.10ct Cushion
$915 USD