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Cushion|Lab Grown|IGI

1.33ct F IF Cushion Lab Grown Diamond

ID • F/IF • IGI LG656488124

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

Certificate IGI LG656488124

Diamond specifications and retailer prices

From $470 AUD
As of November 6, 2026
Save $1,946 AUD (81%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $3,566 AUD at Brilliant Earth · As of October 8, 2026
View at Brilliant Earth

About this 1.33ct lab-grown cushion diamond

This 1.33ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG656488124 or 656488124. Listed at 15 retailers as of November 1, 2026, with a 414% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.33
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG656488124
Dimensions6.47 × 6.43 × 4.18 mm
L/W Ratio1.01
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
6.47 mm6.43 mm1.33 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG656488124
Side View
Table 61.0%Crown 33.6°Girdle: MED-STKPavilion 38.7°Culet: NoneDepth 65.0%

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 6
Current: $3,566 AUD|Low: $470 AUD|High: $3,566 AUD|Avg: $1,218 AUD
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
November 7, 2026
Retailer 5$470 AUD
Retailer 4$520 AUD
Retailer 6$546 AUD
Retailer 13$699 AUD
Retailer 10$750 AUD
Retailer 3$850 AUD
Retailer 2$881 AUD
Retailer 7$910 AUD
Retailer 9$1,275 AUD
Retailer 12$1,297 AUD
Retailer 8$2,077 AUD
Retailer 11$2,416 AUD
Brilliant Earth$3,566 AUD

43 data points across 13 retailers

15 retailers$470 AUD to $2,416 AUD

A
Cheapest Retailer
-
$470 AUD
Final sale: no returns
Retailer 2
-
$520 AUD
View
Price last confirmed 13 days ago
A
Retailer 3
-
$546 AUD
View
A
Retailer 4
-
$699 AUD
View
A
Retailer 5
-
$750 AUD
View
A
Retailer 6
-
$881 AUD
View
A
Retailer 7
-
$888 AUD
View
A
Retailer 8
-
$910 AUD
View
A
Retailer 9
-
$1,275 AUD
View
A
Retailer 10
-
$1,297 AUD
View
A
Retailer 11
-
$1,410 AUD
View
B+
Retailer 12
-
$1,742 AUD
View
B+
Retailer 13
-
$2,077 AUD
View
B+
Retailer 14
-
$2,416 AUD
View
Most Expensive
Brilliant Earth
21385464A · Oct 8
$3,566 AUD
$2,450 USD
View
Price last confirmed 29 days ago
14 more retailers have this diamond
Prices start from $470 AUDSave up to $1,946 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
1.33ct Cushion
$470 AUD