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Cushion|Lab Grown|IGI

1.40ct G VS1 Cushion Lab Grown Diamond

EX • G/VS1 • IGI LG618498655

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

Certificate IGI LG618498655

Diamond specifications and retailer prices

From $487 SGD
As of November 4, 2026
Save $2,312 SGD (83%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,799 SGD at Do Amore Diamonds · As of November 4, 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 G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG618498655 or 618498655. Listed at 11 retailers as of November 4, 2026, with prices from $487 to $2,799, a $2,312 spread on the same certified stone. Do Amore Diamonds lists it at $2,799. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.1°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG618498655
Dimensions6.55 × 6.41 × 4.22 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
6.55 mm6.41 mm1.40 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG618498655
Side View
Table 61.0%Crown 38.1°Girdle: STK-THKPavilion 37.8°Culet: NoneDepth 65.8%

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: Nov 4
Current: $2,799 SGD|Low: $487 SGD|High: $2,799 SGD|Avg: $1,053 SGD
Do Amore Diamonds
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 5, 2026
Retailer 3$487 SGD
Retailer 8$616 SGD
Retailer 9$679 SGD
Retailer 5$689 SGD
Retailer 2$753 SGD
Retailer 7$952 SGD
Retailer 4$978 SGD
Retailer 6$1,609 SGD
Do Amore Diamonds$2,799 SGD

45 data points across 9 retailers

11 retailers$487 SGD to $2,799 SGD

A
Cheapest Retailer
-
$487 SGD
A
Retailer 2
-
$570 SGD
View
A
Retailer 3
-
$616 SGD
View
A
Retailer 4
-
$679 SGD
View
A
Retailer 5
-
$689 SGD
View
B+
Retailer 6
-
$753 SGD
View
Retailer 7
-
$952 SGD
View
Price last confirmed 15 days ago
B+
Retailer 8
-
$978 SGD
View
B
Retailer 9
-
$1,502 SGD
View
B
Retailer 10
-
$1,609 SGD
View
Price last confirmed 7 days ago
Most Expensive
B
Do Amore Diamonds
27-CBC43A004 · Nov 4
$2,799 SGD
$2,190 USD
View
10 more retailers have this diamond
Prices start from $487 SGDSave up to $2,312 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
$487 SGD