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Cushion|Lab Grown|IGI

1.63ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG665409424

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG665409424

Diamond specifications and retailer prices

From $387 SGD
$302 USD
As of October 29, 2026
Save $2,035 SGD (84%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,422 SGD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.63ct lab-grown cushion diamond

This 1.63ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG665409424 or 665409424. Listed at 17 retailers as of October 29, 2026, with prices from $387 to $2,422, a $2,035 spread on the same certified stone. Brilliant Earth lists it at $2,422. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.63
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle40.6°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG665409424
Dimensions7.10 × 6.92 × 4.56 mm
L/W Ratio1.03
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
7.10 mm6.92 mm1.63 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG665409424
Side View
Table 61.0%Crown 40.6°Girdle: STK-VTKPavilion 40.4°Culet: NoneDepth 65.9%

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 29
Current: $2,422 SGD|Low: $385 SGD|High: $2,615 SGD|Avg: $1,075 SGD|-7.4%
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 29, 2026
Retailer 9$387 SGD
Retailer 14$431 SGD
Retailer 12$634 SGD
Retailer 4$714 SGD
Retailer 11$739 SGD
Retailer 2$756 SGD
Retailer 13$765 SGD
Retailer 15$772 SGD
Retailer 8$806 SGD
Retailer 3$1,150 SGD
Retailer 6$1,448 SGD
Retailer 7$1,605 SGD
Retailer 10$1,734 SGD
Retailer 5$1,819 SGD
Brilliant Earth$2,422 SGD

37 data points across 15 retailers

17 retailers$387 SGD to $2,422 SGD

A
Cheapest Retailer
-
$387 SGD
$302 USD
Final sale: no returns
A
Retailer 2
-
$431 SGD
$336 USD
View
A
Retailer 3
-
$634 SGD
$495 USD
View
A
Retailer 4
-
$714 SGD
$557 USD
View
A
Retailer 5
-
$739 SGD
ZAR 9,315 ZAR
View
A
Retailer 6
-
$756 SGD
£464 GBP
View
A
Retailer 7
-
$765 SGD
$597 USD
View
A
Retailer 8
-
$772 SGD
$602 USD
View
B+
Retailer 9
-
$806 SGD
€599 EUR
View
B+
Retailer 10
-
$1,150 SGD
$897 USD
View
B
Retailer 11
-
$1,405 SGD
$1,096 USD
View
B
Retailer 12
-
$1,448 SGD
$1,130 USD
View
Retailer 13
-
$1,489 SGD
$1,162 USD
View
Price last confirmed 101 days ago
B
Retailer 14
-
$1,605 SGD
$1,252 USD
View
B
Retailer 15
-
$1,734 SGD
£1,065 GBP
View
B
Retailer 16
-
$1,819 SGD
$1,419 USD
View
Most Expensive
B
Brilliant Earth
14744169A · Oct 29
$2,422 SGD
$1,890 USD
View
16 more retailers have this diamond
Prices start from $387 SGDSave up to $2,035 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
1.63ct Cushion
$387 SGD