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Cushion|Lab Grown|IGI

1.54ct E FL Cushion Lab Grown Diamond

ID • E/FL • IGI LG836614341

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG836614341

Diamond specifications and retailer prices

From $929 AUD
£514 GBP
As of October 30, 2026
Save $3,683 AUD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $4,612 AUD at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

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 FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG836614341 or 836614341. Listed at 17 retailers as of October 30, 2026, with prices from $929 to $4,612, a $3,683 spread on the same certified stone. Brilliant Earth lists it at $4,612. 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
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle34.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG836614341
Dimensions8.45 × 5.81 × 3.86 mm
L/W Ratio1.45
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
8.45 mm5.81 mm1.54 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG836614341
Side View
Table 63.0%Crown 36.2°Girdle: MED-THKPavilion 34.7°Culet: NoneDepth 66.4%

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: $4,612 AUD|Low: $926 AUD|High: $5,581 AUD|Avg: $2,521 AUD|-17.3%
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$929 AUD
Retailer 8$954 AUD
Retailer 14$1,039 AUD
Retailer 3$1,217 AUD
Retailer 4$1,398 AUD
Retailer 11$1,416 AUD
Retailer 10$1,499 AUD
Retailer 13$1,546 AUD
Retailer 16$1,600 AUD
Retailer 9$2,777 AUD
Retailer 6$2,922 AUD
Retailer 17$2,928 AUD
Retailer 15$3,156 AUD
Retailer 12$3,777 AUD
Retailer 7$3,787 AUD
Retailer 5$4,084 AUD
Brilliant Earth$4,612 AUD

23 data points across 17 retailers

17 retailers$929 AUD to $4,612 AUD

A
Cheapest Retailer
-
$929 AUD
£514 GBP
Retailer 2
-
$954 AUD
$670 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
$1,039 AUD
$730 USD
View
A
Retailer 4
-
$1,217 AUD
$855 USD
View
A
Retailer 5
-
$1,398 AUD
$982 USD
View
A
Retailer 6
-
$1,416 AUD
€947 EUR
View
A
Retailer 7
-
$1,499 AUD
£829 GBP
View
A
Retailer 8
-
$1,546 AUD
ZAR 17,549 ZAR
View
A
Retailer 9
-
$1,600 AUD
$1,124 USD
View
Retailer 10
-
$2,777 AUD
£1,536 GBP
View
Price last confirmed 9 days ago
B+
Retailer 11
-
$2,922 AUD
SGD 2,774 SGD
View
B+
Retailer 12
-
$2,928 AUD
$2,057 USD
View
B+
Retailer 13
-
$3,156 AUD
$2,217 USD
View
B+
Retailer 14
-
$3,777 AUD
£2,089 GBP
View
Retailer 15
-
$3,787 AUD
$2,660 USD
View
Price last confirmed 9 days ago
B+
Retailer 16
-
$4,084 AUD
$2,869 USD
View
Most Expensive
B
Brilliant Earth
21729122A · Oct 30
$4,612 AUD
$3,240 USD
View
16 more retailers have this diamond
Prices start from $929 AUDSave up to $3,683 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
$929 AUD