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Cushion|Lab Grown|IGI

1.54ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG800624600

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

Certificate IGI LG800624600

Diamond specifications and retailer prices

From $917 AUD
$644 USD
As of October 30, 2026
Save $1,529 AUD (63%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,446 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.54ct lab-grown cushion diamond

This 1.54ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG800624600 or 800624600. Listed at 2 retailers as of October 29, 2026, with prices from $917 to $2,446, a $1,529 spread on the same certified stone. MOH London lists it at $2,446. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.6°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800624600
Dimensions6.68 × 6.63 × 4.31 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
6.68 mm6.63 mm1.54 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800624600
Side View
Table 67.0%Crown 33.6°Girdle: MED-VTKPavilion 38.4°Culet: NoneDepth 65.0%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 30
Current: $2,446 AUD|Low: $917 AUD|High: $2,727 AUD|Avg: $1,738 AUD|-5.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
October 29, 2026
Retailer 2$917 AUD
Retailer 3$1,112 AUD
Retailer 4$1,250 AUD
Retailer 6$1,416 AUD
Retailer 5$1,418 AUD
MOH London$2,446 AUD
Retailer 7$2,531 AUD
Retailer 8$2,727 AUD

13 data points across 8 retailers

2 retailers$917 AUD to $2,446 AUD

A
Cheapest Retailer
-
$917 AUD
$644 USD
Most Expensive
B+
MOH London
LG800624600 · Oct 29
$2,446 AUD
£1,353 GBP
View
1 more retailer has this diamond
Prices start from $917 AUDSave up to $1,529 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
1.54ct Cushion
$917 AUD