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Cushion|Lab Grown|IGI

1.50ct E VVS1 Cushion Lab Grown Diamond

ID • E/VVS1 • IGI LG786645157

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

Certificate IGI LG786645157

Diamond specifications and retailer prices

From $491 SGD
HK$3,000 HKD
As of October 30, 2026
Save $1,874 SGD (79%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,365 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

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 LG786645157 or 786645157. Listed at 17 retailers as of October 29, 2026, with prices from $491 to $2,365, a $1,874 spread on the same certified stone. Brilliant Earth lists it at $2,365. 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 angle33°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786645157
Dimensions6.55 × 6.49 × 4.39 mm
L/W Ratio1.01
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
6.55 mm6.49 mm1.50 ctE / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786645157
Side View
Table 64.0%Crown 33°Girdle: MED-THKPavilion 35.3°Culet: NoneDepth 67.6%

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: $2,365 SGD|Low: $398 SGD|High: $2,391 SGD|Avg: $1,134 SGD|-1.1%
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
October 31, 2026
Retailer 5$398 SGD
Retailer 6$646 SGD
Retailer 11$757 SGD
Retailer 2$776 SGD
Retailer 8$791 SGD
Retailer 3$798 SGD
Retailer 10$1,025 SGD
Retailer 7$1,059 SGD
Retailer 4$1,420 SGD
Retailer 13$1,570 SGD
Retailer 12$1,745 SGD
Retailer 9$1,775 SGD
Brilliant Earth$2,365 SGD

42 data points across 13 retailers

17 retailers$491 SGD to $2,365 SGD

Retailer 1
-
$398 SGD
$311 USD
Price last confirmed 12 days ago
Final sale: no returns
A
Retailer 2
-
$491 SGD
HK$3,000 HKD
View
A
Retailer 3
-
$594 SGD
$465 USD
View
A
Retailer 4
-
$646 SGD
$505 USD
View
A
Retailer 5
-
$757 SGD
ZAR 9,565 ZAR
View
A
Retailer 6
-
$776 SGD
£478 GBP
View
A
Retailer 7
-
$791 SGD
€589 EUR
View
A
Retailer 8
-
$798 SGD
$624 USD
View
B+
Retailer 9
-
$1,025 SGD
A$1,233 AUD
View
B+
Retailer 10
-
$1,059 SGD
$828 USD
View
B+
Retailer 11
-
$1,420 SGD
View
B
Retailer 12
-
$1,481 SGD
$1,158 USD
View
B+
Retailer 13
-
$1,570 SGD
$1,228 USD
View
Retailer 14
-
$1,745 SGD
$1,365 USD
View
Price last confirmed 9 days ago
B
Retailer 15
-
$1,775 SGD
£1,093 GBP
View
B
Retailer 16
-
$1,844 SGD
$1,442 USD
View
Most Expensive
B
Brilliant Earth
21385891A · Oct 29
$2,365 SGD
$1,850 USD
View
16 more retailers have this diamond
Prices start from $491 SGDSave up to $1,874 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
$491 SGD