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Cushion|Lab Grown|IGI

1.50ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG665428533

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

Certificate IGI LG665428533

Diamond specifications and retailer prices

From $419 SGD
$328 USD
As of October 30, 2026
Save $1,735 SGD (81%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,154 SGD at Blue Nile · As of October 29, 2026
View at Blue Nile

About this 1.5ct lab-grown cushion diamond

This 1.5ct 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 LG665428533 or 665428533. Listed at 17 retailers as of October 29, 2026, with prices from $419 to $2,154, a $1,735 spread on the same certified stone. Blue Nile lists it at $2,154. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
E
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665428533
Dimensions6.71 × 6.60 × 4.31 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.71 mm6.60 mm1.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG665428533
Side View
Table 63.0%Crown 34.8°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 65.3%

Caratlytics Score

How it works →
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: $2,154 SGD|Low: $359 SGD|High: $3,401 SGD|Avg: $1,207 SGD
Blue Nile
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
Retailer 16
Retailer 17
Retailer 18
October 30, 2026
Retailer 6$419 SGD
Retailer 16$465 SGD
Retailer 17$495 SGD
Retailer 18$639 SGD
Retailer 11$698 SGD
Retailer 8$763 SGD
Retailer 14$800 SGD
Retailer 5$805 SGD
Retailer 2$824 SGD
Retailer 4$892 SGD
Retailer 13$1,083 SGD
Retailer 7$1,558 SGD
Retailer 15$1,719 SGD
Retailer 3$1,788 SGD
Retailer 12$1,875 SGD
Retailer 9$1,908 SGD
Blue Nile$2,154 SGD
Retailer 10$3,401 SGD

37 data points across 18 retailers

17 retailers$419 SGD to $2,154 SGD

A
Cheapest Retailer
-
$419 SGD
$328 USD
Final sale: no returns
A
Retailer 2
-
$465 SGD
$364 USD
View
Retailer 3
-
$495 SGD
£305 GBP
View
Price last confirmed 14 days ago
A
Retailer 4
-
$639 SGD
$500 USD
View
A
Retailer 5
-
$698 SGD
€520 EUR
View
A
Retailer 6
-
$763 SGD
$597 USD
View
A
Retailer 7
-
$800 SGD
ZAR 10,107 ZAR
View
A
Retailer 8
-
$805 SGD
$630 USD
View
A
Retailer 9
-
$824 SGD
£508 GBP
View
B+
Retailer 10
-
$892 SGD
$698 USD
View
B+
Retailer 11
-
$1,083 SGD
A$1,303 AUD
View
B
Retailer 12
-
$1,558 SGD
$1,219 USD
View
Retailer 13
-
$1,719 SGD
$1,345 USD
View
Price last confirmed 9 days ago
B
Retailer 14
-
$1,788 SGD
$1,399 USD
View
B
Retailer 15
-
$1,875 SGD
£1,155 GBP
View
B
Retailer 16
-
$1,908 SGD
$1,492 USD
View
Most Expensive
B
Blue Nile
25261211 · Oct 29
$2,154 SGD
$1,685 USD
View
16 more retailers have this diamond
Prices start from $419 SGDSave up to $1,735 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
1.50ct Cushion
$419 SGD