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Cushion|Lab Grown|IGI

1.40ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG674551681

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG674551681

Diamond specifications and retailer prices

From $369 SGD
$288 USD
As of October 30, 2026
Save $2,028 SGD (85%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $2,397 SGD 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 LG674551681 or 674551681. Listed at 18 retailers as of October 29, 2026, with prices from $369 to $2,397, a $2,028 spread on the same certified stone. Brilliant Earth lists it at $2,397. 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
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG674551681
Dimensions6.39 × 6.39 × 4.37 mm
L/W Ratio1.00
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
6.39 mm6.39 mm1.40 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG674551681
Side View
Table 61.0%Crown 35.6°Girdle: STK-THKPavilion 39.7°Culet: NoneDepth 68.4%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,397 SGD|Low: $369 SGD|High: $2,461 SGD|Avg: $952 SGD|-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
October 30, 2026
Retailer 6$369 SGD
Retailer 4$410 SGD
Retailer 2$503 SGD
Retailer 3$551 SGD
Retailer 11$551 SGD
Retailer 10$704 SGD
Retailer 8$740 SGD
Retailer 5$741 SGD
Retailer 7$783 SGD
Retailer 9$997 SGD
Retailer 14$1,005 SGD
Retailer 13$1,576 SGD
Retailer 12$1,644 SGD
Brilliant Earth$2,397 SGD

41 data points across 14 retailers

18 retailers$369 SGD to $2,397 SGD

A
Cheapest Retailer
-
$369 SGD
$288 USD
Final sale: no returns
A
Retailer 2
-
$410 SGD
$320 USD
View
A
Retailer 3
-
$503 SGD
£309 GBP
View
A
Retailer 4
-
$551 SGD
$430 USD
View
A
Retailer 5
-
$551 SGD
$430 USD
View
A
Retailer 6
-
$704 SGD
ZAR 8,875 ZAR
View
A
Retailer 7
-
$740 SGD
€550 EUR
View
A
Retailer 8
-
$741 SGD
$578 USD
View
A
Retailer 9
-
$783 SGD
£481 GBP
View
B+
Retailer 10
-
$942 SGD
$735 USD
View
B+
Retailer 11
-
$997 SGD
A$1,197 AUD
View
B+
Retailer 12
-
$1,005 SGD
$784 USD
View
B+
Retailer 13
-
$1,383 SGD
$1,079 USD
View
Retailer 14
-
$1,576 SGD
$1,230 USD
View
Price last confirmed 11 days ago
B
Retailer 15
-
$1,644 SGD
£1,010 GBP
View
B
Retailer 16
-
$1,766 SGD
$1,378 USD
View
Retailer 17
-
$1,935 SGD
$1,510 USD
View
Price last confirmed 21 days ago
Most Expensive
B
Brilliant Earth
21311597A · Oct 29
$2,397 SGD
$1,870 USD
View
17 more retailers have this diamond
Prices start from $369 SGDSave up to $2,028 SGD

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
$369 SGD