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Cushion|Lab Grown|IGI

1.40ct D VVS1 Cushion Lab Grown Diamond

EX • D/VVS1 • IGI LG779658319

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG779658319

Diamond specifications and retailer prices

From $318 SGD
$248 USD
As of October 28, 2026
Save $2,413 SGD (88%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,731 SGD at Do Amore Diamonds · As of October 28, 2026
View at Do Amore Diamonds

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 D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG779658319 or 779658319. Listed at 15 retailers as of October 28, 2026, with prices from $318 to $2,731, a $2,413 spread on the same certified stone. Do Amore Diamonds lists it at $2,731. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
D
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.6°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG779658319
Dimensions5.87 × 5.87 × 7.80 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
5.87 mm5.87 mm1.40 ctD / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG779658319
Side View
Table 61.0%Crown 32.6°Girdle: MED-STKPavilion 36.8°Culet: NoneDepth 67.5%

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: $2,731 SGD|Low: $318 SGD|High: $2,731 SGD|Avg: $1,167 SGD
Do Amore Diamonds
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 28, 2026
Retailer 4$318 SGD
Retailer 6$600 SGD
Retailer 8$668 SGD
Retailer 2$734 SGD
Retailer 3$758 SGD
Retailer 15$768 SGD
Retailer 9$948 SGD
Retailer 12$1,001 SGD
Retailer 5$1,470 SGD
Retailer 13$1,521 SGD
Retailer 14$1,524 SGD
Retailer 11$1,566 SGD
Retailer 7$1,595 SGD
Retailer 10$1,718 SGD
Do Amore Diamonds$2,731 SGD

41 data points across 15 retailers

15 retailers$318 SGD to $2,731 SGD

A
Cheapest Retailer
-
$318 SGD
$248 USD
Final sale: no returns
A
Retailer 2
-
$600 SGD
$468 USD
View
A
Retailer 3
-
$668 SGD
ZAR 8,420 ZAR
View
A
Retailer 4
-
$734 SGD
£451 GBP
View
A
Retailer 5
-
$758 SGD
$591 USD
View
A
Retailer 6
-
$768 SGD
$599 USD
View
A
Retailer 7
-
$948 SGD
A$1,138 AUD
View
B+
Retailer 8
-
$1,001 SGD
$781 USD
View
B
Retailer 9
-
$1,470 SGD
$1,146 USD
View
B+
Retailer 10
-
$1,521 SGD
View
B+
Retailer 11
-
$1,524 SGD
£936 GBP
View
B+
Retailer 12
-
$1,566 SGD
£962 GBP
View
B
Retailer 13
-
$1,595 SGD
A$1,914 AUD
View
Price last confirmed 24 days ago
B+
Retailer 14
-
$1,718 SGD
$1,340 USD
View
Price last confirmed 8 days ago
Most Expensive
B
Do Amore Diamonds
27-4BFA064F6 · Oct 28
$2,731 SGD
$2,130 USD
View
14 more retailers have this diamond
Prices start from $318 SGDSave up to $2,413 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
$318 SGD