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Cushion|Lab Grown|IGI

1.64ct D VVS2 Cushion Lab Grown Diamond

EX • D/VVS2 • IGI LG662408406

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG662408406

Diamond specifications and retailer prices

From $414 SGD
$323 USD
As of October 30, 2026
Save $2,931 SGD (88%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $3,345 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.64ct lab-grown cushion diamond

This 1.64ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG662408406 or 662408406. Listed at 19 retailers as of October 29, 2026, with prices from $414 to $3,345, a $2,931 spread on the same certified stone. Brilliant Earth lists it at $3,345. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.64
Carat
D
Colour
VVS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.8°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG662408406
Dimensions6.60 × 6.57 × 6.60 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
6.60 mm6.57 mm1.64 ctD / VVS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG662408406
Side View
Table 67.0%Crown 35.8°Girdle: STK-VTKPavilion 40.4°Culet: NoneDepth 70.5%

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 30
Current: $3,345 SGD|Low: $413 SGD|High: $3,525 SGD|Avg: $1,186 SGD|-5.1%
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
Retailer 14
Retailer 15
October 30, 2026
Retailer 2$414 SGD
Retailer 7$615 SGD
Retailer 14$615 SGD
Retailer 10$752 SGD
Retailer 13$786 SGD
Retailer 6$798 SGD
Retailer 8$807 SGD
Retailer 12$1,064 SGD
Retailer 3$1,177 SGD
Retailer 5$1,468 SGD
Retailer 9$1,485 SGD
Retailer 4$1,638 SGD
Retailer 15$1,801 SGD
Retailer 11$1,844 SGD
Brilliant Earth$3,345 SGD

43 data points across 15 retailers

19 retailers$414 SGD to $3,345 SGD

A
Cheapest Retailer
-
$414 SGD
$323 USD
Final sale: no returns
A
Retailer 2
-
$509 SGD
HK$3,100 HKD
View
A
Retailer 3
-
$615 SGD
$480 USD
View
B+
Retailer 4
-
$615 SGD
$480 USD
View
A
Retailer 5
-
$752 SGD
€559 EUR
View
A
Retailer 6
-
$786 SGD
ZAR 9,912 ZAR
View
A
Retailer 7
-
$798 SGD
$623 USD
View
A
Retailer 8
-
$807 SGD
£496 GBP
View
A
Retailer 9
-
$872 SGD
$680 USD
View
B+
Retailer 10
-
$1,064 SGD
A$1,277 AUD
View
B+
Retailer 11
-
$1,177 SGD
$918 USD
View
B+
Retailer 12
-
$1,468 SGD
View
B+
Retailer 13
-
$1,485 SGD
A$1,782 AUD
View
B+
Retailer 14
-
$1,534 SGD
$1,197 USD
View
B
Retailer 15
-
$1,638 SGD
$1,278 USD
View
Retailer 16
-
$1,801 SGD
$1,405 USD
View
Price last confirmed 8 days ago
B
Retailer 17
-
$1,844 SGD
£1,133 GBP
View
B
Retailer 18
-
$1,890 SGD
$1,474 USD
View
Most Expensive
B
Brilliant Earth
12191464A · Oct 29
$3,345 SGD
$2,610 USD
View
18 more retailers have this diamond
Prices start from $414 SGDSave up to $2,931 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
1.64ct Cushion
$414 SGD