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Cushion|Lab Grown|IGI

1.52ct E SI2 Cushion Lab Grown Diamond

ID • E/SI2 • IGI LG478125408

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG478125408

Diamond specifications and retailer prices

From $628 AUD
$441 USD
As of October 29, 2026
Save $235 AUD (27%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $863 AUD at 77 Diamonds · As of October 30, 2026
View at 77 Diamonds

About this 1.52ct lab-grown cushion diamond

This 1.52ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG478125408 or 478125408. Listed at 2 retailers as of October 29, 2026, with prices from $628 to $863, a $235 spread on the same certified stone. 77 Diamonds lists it at $863. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

1.52
Carat
E
Colour
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG478125408
Dimensions7.25 × 6.06 × 4.25 mm
L/W Ratio1.20
Girdle conditionFaceted
Culet sizePointed
Top View
7.25 mm6.06 mm1.52 ctE / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG478125408
Side View
Table 61.0%Crown 37.1°Girdle: STK-VTKPavilion 37°Culet: NoneDepth 70.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 29
Current: $863 AUD|Low: $211 AUD|High: $863 AUD|Avg: $536 AUD|+8.9%
77 Diamonds
Retailer 2
Retailer 3
Retailer 4
October 30, 2026
Retailer 3$211 AUD
Retailer 4$498 AUD
Retailer 2$628 AUD
77 Diamonds$863 AUD

39 data points across 4 retailers

2 retailers$628 AUD to $863 AUD

A
Cheapest Retailer
-
$628 AUD
$441 USD
Most Expensive
B+
77 Diamonds
CUSMNGMCMDZB · Oct 30
$863 AUD
£477 GBP
View
1 more retailer has this diamond
Prices start from $628 AUDSave up to $235 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
1.52ct Cushion
$628 AUD