Cushion|Lab Grown|IGI

1.50ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG784614393

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG784614393

Diamond specifications and retailer prices

From $298 USD
As of October 30, 2026
Save $1,108 USD (79%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,570 USD at Brilliant Earth · As of October 22, 2026
View at Brilliant Earth

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG784614393 or 784614393. Listed at 18 retailers as of October 30, 2026, with a 372% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.5°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784614393
Dimensions6.72 × 6.61 × 4.36 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.72 mm6.61 mm1.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784614393
Side View
Table 62.0%Crown 36.5°Girdle: MediumPavilion 38.4°Culet: NoneDepth 66.0%

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: Oct 30
Current: $2,570 USD|Low: $298 USD|High: $2,570 USD|Avg: $784 USD|+51.2%
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 6$298 USD
Retailer 2$351 USD
Retailer 3$445 USD
Retailer 12$445 USD
Retailer 10$568 USD
Retailer 5$592 USD
Retailer 8$594 USD
Retailer 7$634 USD
Retailer 11$769 USD
Retailer 14$818 USD
Retailer 4$1,272 USD
Retailer 9$1,332 USD
Retailer 13$1,355 USD
Brilliant Earth$2,570 USD

41 data points across 14 retailers

18 retailers$298 USD to $1,406 USD

A
Cheapest Retailer
-
$298 USD
Final sale: no returns
A
Retailer 2
-
$351 USD
£276 GBP
View
B+
Retailer 3
-
$445 USD
View
A
Retailer 4
-
$445 USD
View
A
Retailer 5
-
$568 USD
ZAR 9,179 ZAR
View
A
Retailer 6
-
$592 USD
View
A
Retailer 7
-
$594 USD
€566 EUR
View
A
Retailer 8
-
$620 USD
View
A
Retailer 9
-
$634 USD
£499 GBP
View
B+
Retailer 10
-
$769 USD
A$1,183 AUD
View
B+
Retailer 11
-
$818 USD
View
B+
Retailer 12
-
$1,114 USD
View
B
Retailer 13
-
$1,272 USD
View
B+
Retailer 14
-
$1,332 USD
£1,049 GBP
View
Retailer 15
-
$1,355 USD
View
Price last confirmed 12 days ago
B
Retailer 16
-
$1,406 USD
View
Retailer 17
-
$1,700 USD
View
Price last confirmed 22 days ago
Most Expensive
Brilliant Earth
21312781A · Oct 22
$2,570 USD
View
Price last confirmed 8 days ago
17 more retailers have this diamond
Prices start from $298 USDSave up to $1,108 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
1.50ct Cushion
$298 USD