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Cushion|Lab Grown|IGI

1.40ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG657463762

Shape and cutting style on the report: Cushion brilliant

Certificate IGI LG657463762

Diamond specifications and retailer prices

From $288 USD
As of October 28, 2026
Save $1,582 USD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $1,870 USD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.4ct lab-grown cushion diamond

This 1.4ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG657463762 or 657463762. Listed at 18 retailers as of October 28, 2026, with prices from $288 to $1,870, a $1,582 spread on the same certified stone. Brilliant Earth lists it at $1,870. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Color
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.9°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG657463762
Dimensions7.57 × 6.01 × 4.20 mm
L/W Ratio1.26
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
7.57 mm6.01 mm1.40 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG657463762
Side View
Table 58.0%Crown 32.9°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 69.9%

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 28
Current: $1,870 USD|Low: $288 USD|High: $1,920 USD|Avg: $745 USD|-2.6%
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
October 29, 2026
Retailer 6$288 USD
Retailer 4$320 USD
Retailer 9$394 USD
Retailer 3$430 USD
Retailer 12$430 USD
Retailer 11$549 USD
Retailer 8$578 USD
Retailer 5$578 USD
Retailer 2$611 USD
Retailer 7$735 USD
Retailer 10$778 USD
Retailer 15$784 USD
Retailer 14$1,230 USD
Retailer 13$1,283 USD
Brilliant Earth$1,870 USD

41 data points across 15 retailers

18 retailers$288 USD to $1,870 USD

A
Cheapest Retailer
-
$288 USD
Final sale: no returns
A
Retailer 2
-
$320 USD
View
A
Retailer 3
-
$394 USD
£310 GBP
View
A
Retailer 4
-
$430 USD
View
A
Retailer 5
-
$430 USD
View
A
Retailer 6
-
$549 USD
ZAR 8,875 ZAR
View
A
Retailer 7
-
$578 USD
€550 EUR
View
A
Retailer 8
-
$578 USD
View
A
Retailer 9
-
$611 USD
£481 GBP
View
B+
Retailer 10
-
$735 USD
View
B+
Retailer 11
-
$778 USD
A$1,197 AUD
View
B+
Retailer 12
-
$784 USD
View
B+
Retailer 13
-
$1,079 USD
View
Retailer 14
-
$1,230 USD
View
Price last confirmed 11 days ago
B+
Retailer 15
-
$1,283 USD
£1,010 GBP
View
B
Retailer 16
-
$1,378 USD
View
Retailer 17
-
$1,510 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
21312200A · Oct 29
$1,870 USD
View
17 more retailers have this diamond
Prices start from $288 USDSave up to $1,582 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
1.40ct Cushion
$288 USD