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Cushion|Lab Grown|IGI

1.03ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830624141

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

Certificate IGI LG830624141

Diamond specifications and retailer prices

From $484 AUD
$340 USD
As of November 1, 2026
Save $1,751 AUD (78%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,235 AUD at Brilliant Earth · As of October 31, 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 LG830624141 or 830624141. Listed at 17 retailers as of October 31, 2026, with prices from $484 to $2,235, a $1,751 spread on the same certified stone. Brilliant Earth lists it at $2,235. 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 angle33.7°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830624141
Dimensions6.02 × 6.00 × 3.81 mm
L/W Ratio1.00
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 mm6.00 mm1.03 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830624141
Side View
Table 57.0%Crown 33.7°Girdle: STK-THKPavilion 38.7°Culet: NoneDepth 63.5%

Caratlytics Score

How it works →
A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 1
Current: $2,235 AUD|Low: $484 AUD|High: $3,815 AUD|Avg: $1,380 AUD|-41.4%
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
Retailer 16
Retailer 17
November 1, 2026
Retailer 17$484 AUD
Retailer 15$535 AUD
Retailer 10$551 AUD
Retailer 14$811 AUD
Retailer 12$858 AUD
Retailer 16$858 AUD
Retailer 6$876 AUD
Retailer 4$877 AUD
Retailer 13$920 AUD
Retailer 11$943 AUD
Retailer 7$1,378 AUD
Retailer 8$1,449 AUD
Retailer 5$1,788 AUD
Retailer 3$1,947 AUD
Retailer 9$1,950 AUD
Retailer 2$2,144 AUD
Brilliant Earth$2,235 AUD

28 data points across 17 retailers

17 retailers$484 AUD to $2,235 AUD

A+
Cheapest Retailer
-
$484 AUD
$340 USD
Final sale: no returns
Retailer 2
-
$535 AUD
$376 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
$551 AUD
£305 GBP
View
A
Retailer 4
-
$811 AUD
$570 USD
View
A
Retailer 5
-
$858 AUD
€574 EUR
View
A
Retailer 6
-
$858 AUD
$603 USD
View
A
Retailer 7
-
$876 AUD
$615 USD
View
A
Retailer 8
-
$877 AUD
$616 USD
View
A
Retailer 9
-
$920 AUD
ZAR 10,437 ZAR
View
A
Retailer 10
-
$943 AUD
£522 GBP
View
B+
Retailer 11
-
$1,378 AUD
$968 USD
View
B+
Retailer 12
-
$1,449 AUD
SGD 1,375 SGD
View
B+
Retailer 13
-
$1,788 AUD
$1,256 USD
View
B+
Retailer 14
-
$1,947 AUD
$1,368 USD
View
Retailer 15
-
$1,950 AUD
$1,370 USD
View
Price last confirmed 13 days ago
B+
Retailer 16
-
$2,144 AUD
£1,186 GBP
View
Most Expensive
B
Brilliant Earth
21434220A · Oct 31
$2,235 AUD
$1,570 USD
View
16 more retailers have this diamond
Prices start from $484 AUDSave up to $1,751 AUD

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
$484 AUD