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Cushion|Lab Grown|IGI

1.50ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG830628651

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG830628651

Diamond specifications and retailer prices

From $1,049 AUD
$735 USD
As of November 2, 2026
Save $5,244 AUD (83%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $6,293 AUD at Do Amore Diamonds · As of November 2, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG830628651 or 830628651. Listed at 12 retailers as of November 2, 2026, with prices from $1,049 to $6,293, a $5,244 spread on the same certified stone. Do Amore Diamonds lists it at $6,293. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.1°
Pavilion angle37.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG830628651
Dimensions7.44 × 6.04 × 4.30 mm
L/W Ratio1.23
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
7.44 mm6.04 mm1.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG830628651
Side View
Table 54.0%Crown 33.1°Girdle: THK-VTKPavilion 37.1°Culet: NoneDepth 71.2%

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: Nov 2
Current: $6,293 AUD|Low: $1,049 AUD|High: $8,305 AUD|Avg: $3,333 AUD|-24.2%
Do Amore Diamonds
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
November 1, 2026
Retailer 3$1,049 AUD
Retailer 11$1,082 AUD
Retailer 4$1,209 AUD
Retailer 10$1,366 AUD
Retailer 9$1,493 AUD
Retailer 7$1,557 AUD
Retailer 12$2,513 AUD
Retailer 14$3,753 AUD
Retailer 13$3,965 AUD
Retailer 2$4,050 AUD
Retailer 5$4,295 AUD
Retailer 8$4,409 AUD
Retailer 6$5,616 AUD
Do Amore Diamonds$6,293 AUD

32 data points across 14 retailers

12 retailers$1,049 AUD to $6,293 AUD

A
Cheapest Retailer
-
$1,049 AUD
$735 USD
A
Retailer 2
-
$1,082 AUD
$758 USD
View
A
Retailer 3
-
$1,209 AUD
$847 USD
View
A
Retailer 4
-
$1,343 AUD
$941 USD
View
A
Retailer 5
-
$1,366 AUD
$957 USD
View
A
Retailer 6
-
$1,557 AUD
€1,039 EUR
View
B+
Retailer 7
-
$2,513 AUD
$1,761 USD
View
B
Retailer 8
-
$3,753 AUD
$2,630 USD
View
B
Retailer 9
-
$3,965 AUD
$2,779 USD
View
B
Retailer 10
-
$4,050 AUD
£2,235 GBP
View
B
Retailer 11
-
$4,409 AUD
$3,090 USD
View
Most Expensive
B
Do Amore Diamonds
27-5044AD5B9 · Nov 2
$6,293 AUD
$4,410 USD
View
11 more retailers have this diamond
Prices start from $1,049 AUDSave up to $5,244 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
1.50ct Cushion
$1,049 AUD