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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG818657595

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

Certificate IGI LG818657595

Diamond specifications and retailer prices

From $520 SGD
$407 USD
As of October 30, 2026
Save $2,484 SGD (83%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $3,004 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 LG818657595 or 818657595. Listed at 14 retailers as of October 30, 2026, with prices from $520 to $3,004, a $2,484 spread on the same certified stone. Brilliant Earth lists it at $3,004. 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 angle34.6°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818657595
Dimensions6.02 × 5.84 × 3.88 mm
L/W Ratio1.03
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
6.02 mm5.84 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818657595
Side View
Table 60.0%Crown 34.6°Girdle: MED-STKPavilion 41°Culet: NoneDepth 66.4%

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: $3,004 SGD|Low: $375 SGD|High: $3,426 SGD|Avg: $1,299 SGD|-12.3%
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
October 30, 2026
Retailer 12$520 SGD
Retailer 6$583 SGD
Retailer 11$799 SGD
Retailer 4$805 SGD
Retailer 13$926 SGD
Retailer 7$936 SGD
Retailer 3$974 SGD
Retailer 9$994 SGD
Retailer 2$1,043 SGD
Retailer 5$1,751 SGD
Retailer 14$1,911 SGD
Retailer 10$2,199 SGD
Retailer 8$2,273 SGD
Brilliant Earth$3,004 SGD

38 data points across 14 retailers

14 retailers$520 SGD to $3,004 SGD

A
Cheapest Retailer
-
$520 SGD
$407 USD
Final sale: no returns
Retailer 2
-
$583 SGD
$456 USD
View
Price last confirmed 18 days ago
A
Retailer 3
-
$799 SGD
$625 USD
View
A
Retailer 4
-
$805 SGD
$630 USD
View
A
Retailer 5
-
$926 SGD
$724 USD
View
A
Retailer 6
-
$936 SGD
€697 EUR
View
A
Retailer 7
-
$974 SGD
$762 USD
View
A
Retailer 8
-
$994 SGD
ZAR 12,562 ZAR
View
A
Retailer 9
-
$1,043 SGD
£643 GBP
View
Retailer 10
-
$1,751 SGD
$1,370 USD
View
Price last confirmed 11 days ago
B
Retailer 11
-
$1,911 SGD
$1,495 USD
View
B
Retailer 12
-
$2,199 SGD
$1,720 USD
View
B+
Retailer 13
-
$2,273 SGD
£1,400 GBP
View
Most Expensive
B
Brilliant Earth
21241770A · Oct 30
$3,004 SGD
$2,350 USD
View
13 more retailers have this diamond
Prices start from $520 SGDSave up to $2,484 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
$520 SGD