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Cushion|Lab Grown|IGI

1.53ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG837661806

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

Certificate IGI LG837661806

Diamond specifications and retailer prices

From $418 AUD
$294 USD
As of October 30, 2026
Save $1,569 AUD (79%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $2,890 AUD at Brilliant Earth · As of October 16, 2026
View at Brilliant Earth

About this 1.53ct lab-grown cushion diamond

This 1.53ct lab-grown cushion sits in the one-and-a-half to two carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG837661806 or 837661806. Listed at 21 retailers as of October 30, 2026, with a 375% 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

1.53
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG837661806
Dimensions6.55 × 6.33 × 4.15 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.55 mm6.33 mm1.53 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG837661806
Side View
Table 64.0%Crown 36.3°Girdle: MED-VTKPavilion 34.9°Culet: NoneDepth 65.6%

Caratlytics Score

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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: Oct 30
Current: $2,890 AUD|Low: $465 AUD|High: $2,890 AUD|Avg: $1,033 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
Retailer 14
Retailer 15
October 30, 2026
Retailer 4$465 AUD
Retailer 8$545 AUD
Retailer 5$626 AUD
Retailer 14$626 AUD
Retailer 10$743 AUD
Retailer 6$764 AUD
Retailer 12$799 AUD
Retailer 7$840 AUD
Retailer 9$889 AUD
Retailer 13$1,082 AUD
Retailer 3$1,187 AUD
Retailer 11$1,394 AUD
Retailer 2$1,830 AUD
Retailer 15$1,867 AUD
Brilliant Earth$2,890 AUD

31 data points across 15 retailers

21 retailers$418 AUD to $1,988 AUD

A
Cheapest Retailer
-
$418 AUD
$294 USD
Final sale: no returns
A
Retailer 2
-
$465 AUD
$327 USD
View
A
Retailer 3
-
$510 AUD
HK$2,800 HKD
View
A
Retailer 4
-
$545 AUD
£302 GBP
View
B+
Retailer 5
-
$626 AUD
$440 USD
View
A
Retailer 6
-
$626 AUD
$440 USD
View
A
Retailer 7
-
$743 AUD
€497 EUR
View
A
Retailer 8
-
$764 AUD
$537 USD
View
A
Retailer 9
-
$799 AUD
ZAR 9,073 ZAR
View
A
Retailer 10
-
$840 AUD
$590 USD
View
A
Retailer 11
-
$889 AUD
£492 GBP
View
B+
Retailer 12
-
$1,082 AUD
View
B+
Retailer 13
-
$1,187 AUD
$834 USD
View
B+
Retailer 14
-
$1,394 AUD
View
B
Retailer 15
-
$1,443 AUD
$1,014 USD
View
B
Retailer 16
-
$1,498 AUD
SGD 1,422 SGD
View
B
Retailer 17
-
$1,568 AUD
$1,102 USD
View
B
Retailer 18
-
$1,830 AUD
$1,286 USD
View
B
Retailer 19
-
$1,867 AUD
£1,033 GBP
View
B
Retailer 20
-
$1,988 AUD
$1,397 USD
View
Most Expensive
Brilliant Earth
21587320A · Oct 16
$2,890 AUD
$2,030 USD
View
Price last confirmed 14 days ago
20 more retailers have this diamond
Prices start from $418 AUDSave up to $1,569 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
1.53ct Cushion
$418 AUD