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Cushion|Lab Grown|IGI

1.53ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836614381

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836614381

Diamond specifications and retailer prices

From $924 AUD
£511 GBP
As of October 30, 2026
Save $3,646 AUD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,570 AUD at Brilliant Earth · As of October 30, 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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614381 or 836614381. Listed at 17 retailers as of October 30, 2026, with prices from $924 to $4,570, a $3,646 spread on the same certified stone. Brilliant Earth lists it at $4,570. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.5°
Pavilion angle37°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614381
Dimensions8.20 × 5.81 × 3.96 mm
L/W Ratio1.41
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
8.20 mm5.81 mm1.53 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614381
Side View
Table 64.0%Crown 33.5°Girdle: STK-THKPavilion 37°Culet: NoneDepth 68.2%

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: Oct 30
Current: $4,570 AUD|Low: $920 AUD|High: $5,538 AUD|Avg: $2,465 AUD|-17.5%
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
Retailer 16
Retailer 17
October 30, 2026
Retailer 2$924 AUD
Retailer 9$948 AUD
Retailer 14$1,032 AUD
Retailer 3$1,211 AUD
Retailer 4$1,388 AUD
Retailer 11$1,407 AUD
Retailer 10$1,489 AUD
Retailer 13$1,537 AUD
Retailer 16$1,582 AUD
Retailer 8$2,755 AUD
Retailer 6$2,905 AUD
Retailer 17$2,911 AUD
Retailer 15$3,136 AUD
Retailer 12$3,753 AUD
Retailer 7$3,758 AUD
Retailer 5$4,066 AUD
Brilliant Earth$4,570 AUD

23 data points across 17 retailers

17 retailers$924 AUD to $4,570 AUD

A
Cheapest Retailer
-
$924 AUD
£511 GBP
Retailer 2
-
$948 AUD
$666 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,032 AUD
$725 USD
View
A
Retailer 4
-
$1,211 AUD
$851 USD
View
A
Retailer 5
-
$1,388 AUD
$975 USD
View
A
Retailer 6
-
$1,407 AUD
€941 EUR
View
A
Retailer 7
-
$1,489 AUD
£824 GBP
View
A
Retailer 8
-
$1,537 AUD
ZAR 17,442 ZAR
View
A
Retailer 9
-
$1,582 AUD
$1,111 USD
View
Retailer 10
-
$2,755 AUD
£1,524 GBP
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$2,905 AUD
SGD 2,758 SGD
View
B+
Retailer 12
-
$2,911 AUD
$2,045 USD
View
B+
Retailer 13
-
$3,136 AUD
$2,203 USD
View
B+
Retailer 14
-
$3,753 AUD
£2,076 GBP
View
Retailer 15
-
$3,758 AUD
$2,640 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$4,066 AUD
$2,856 USD
View
Most Expensive
B
Brilliant Earth
21738473A · Oct 30
$4,570 AUD
$3,210 USD
View
16 more retailers have this diamond
Prices start from $924 AUDSave up to $3,646 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
$924 AUD