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Cushion|Lab Grown|IGI

1.51ct E VVS1 Cushion Lab Grown Diamond

EX • E/VVS1 • IGI LG659441390

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG659441390

Diamond specifications and retailer prices

From $372 SGD
$291 USD
As of October 30, 2026
Save $2,913 SGD (89%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: $3,285 SGD at Brilliant Earth · As of October 25, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct 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 LG659441390 or 659441390. Listed at 24 retailers as of October 25, 2026, with prices from $372 to $3,285, a $2,913 spread on the same certified stone. Brilliant Earth lists it at $3,285. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
VVS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle35.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG659441390
Dimensions7.88 × 6.12 × 4.04 mm
L/W Ratio1.29
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.88 mm6.12 mm1.51 ctE / VVS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG659441390
Side View
Table 60.0%Crown 36°Girdle: MediumPavilion 35.9°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: $3,285 SGD|Low: $372 SGD|High: $3,285 SGD|Avg: $1,423 SGD
Brilliant Earth
Retailer 2
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Retailer 27
October 30, 2026
Retailer 5$372 SGD
Retailer 3$414 SGD
Retailer 2$484 SGD
Retailer 26$588 SGD
Retailer 15$614 SGD
Retailer 12$621 SGD
Retailer 22$722 SGD
Retailer 25$785 SGD
Retailer 21$805 SGD
Retailer 23$911 SGD
Retailer 10$917 SGD
Retailer 11$968 SGD
Retailer 24$1,062 SGD
Retailer 13$1,145 SGD
Retailer 18$1,175 SGD
Retailer 6$1,331 SGD
Retailer 9$1,471 SGD
Retailer 7$1,571 SGD
Retailer 4$1,679 SGD
Retailer 16$1,772 SGD
Retailer 27$1,833 SGD
Retailer 20$2,193 SGD
Retailer 17$2,407 SGD
Retailer 8$2,646 SGD
Retailer 19$2,874 SGD
Retailer 14$3,256 SGD
Brilliant Earth$3,285 SGD

10 data points across 27 retailers

24 retailers$372 SGD to $3,285 SGD

A
Cheapest Retailer
-
$372 SGD
$291 USD
Final sale: no returns
A
Retailer 2
-
$414 SGD
$324 USD
View
A
Retailer 3
-
$484 SGD
£298 GBP
View
A
Retailer 4
-
$588 SGD
$460 USD
View
A
Retailer 5
-
$614 SGD
$480 USD
View
A
Retailer 6
-
$621 SGD
$486 USD
View
A
Retailer 7
-
$722 SGD
€538 EUR
View
A
Retailer 8
-
$785 SGD
ZAR 9,915 ZAR
View
A
Retailer 9
-
$805 SGD
£496 GBP
View
A
Retailer 10
-
$821 SGD
$642 USD
View
B+
Retailer 11
-
$917 SGD
$717 USD
View
B+
Retailer 12
-
$968 SGD
$757 USD
View
B+
Retailer 13
-
$1,062 SGD
A$1,278 AUD
View
B+
Retailer 14
-
$1,145 SGD
£705 GBP
View
B+
Retailer 15
-
$1,331 SGD
CA$1,446 CAD
View
B+
Retailer 16
-
$1,471 SGD
$1,151 USD
View
B
Retailer 17
-
$1,571 SGD
$1,229 USD
View
B+
Retailer 18
-
$1,679 SGD
$1,313 USD
View
B
Retailer 19
-
$1,772 SGD
$1,386 USD
View
B
Retailer 20
-
$1,833 SGD
£1,129 GBP
View
B
Retailer 21
-
$2,407 SGD
$1,883 USD
View
B
Retailer 22
-
$2,646 SGD
$2,070 USD
View
B
Retailer 23
-
$3,256 SGD
$2,547 USD
View
Most Expensive
B
Brilliant Earth
22269252A · Oct 25
$3,285 SGD
$2,570 USD
View
23 more retailers have this diamond
Prices start from $372 SGDSave up to $2,913 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
1.51ct Cushion
$372 SGD