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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG816624821

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

Certificate IGI LG816624821

Diamond specifications and retailer prices

From $482 SGD
$377 USD
As of October 30, 2026
Save $2,126 SGD (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,608 SGD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.03ct lab-grown cushion diamond

This 1.03ct lab-grown cushion sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816624821 or 816624821. Listed at 12 retailers as of October 30, 2026, with prices from $482 to $2,608, a $2,126 spread on the same certified stone. Brilliant Earth lists it at $2,608. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.03
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816624821
Dimensions6.07 × 5.98 × 3.84 mm
L/W Ratio1.02
Girdle conditionFaceted
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
6.07 mm5.98 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816624821
Side View
Table 57.0%Crown 35.1°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 64.2%

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: $2,608 SGD|Low: $352 SGD|High: $3,426 SGD|Avg: $1,330 SGD|-23.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 10$482 SGD
Retailer 9$786 SGD
Retailer 3$793 SGD
Retailer 11$863 SGD
Retailer 5$871 SGD
Retailer 7$919 SGD
Retailer 2$959 SGD
Retailer 4$1,751 SGD
Retailer 12$1,775 SGD
Retailer 8$2,087 SGD
Retailer 6$2,154 SGD
Brilliant Earth$2,608 SGD

37 data points across 12 retailers

12 retailers$482 SGD to $2,608 SGD

A
Cheapest Retailer
-
$482 SGD
$377 USD
Final sale: no returns
A
Retailer 2
-
$786 SGD
$615 USD
View
A
Retailer 3
-
$793 SGD
$620 USD
View
A
Retailer 4
-
$863 SGD
$675 USD
View
A
Retailer 5
-
$871 SGD
€649 EUR
View
A
Retailer 6
-
$919 SGD
ZAR 11,616 ZAR
View
A
Retailer 7
-
$959 SGD
£591 GBP
View
Retailer 8
-
$1,751 SGD
$1,370 USD
View
Price last confirmed 12 days ago
B
Retailer 9
-
$1,775 SGD
$1,388 USD
View
B
Retailer 10
-
$2,087 SGD
$1,632 USD
View
B+
Retailer 11
-
$2,154 SGD
£1,327 GBP
View
Most Expensive
B
Brilliant Earth
21018766A · Oct 30
$2,608 SGD
$2,040 USD
View
11 more retailers have this diamond
Prices start from $482 SGDSave up to $2,126 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
1.03ct Cushion
$482 SGD