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Cushion|Lab Grown|IGI

1.57ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG801688282

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801688282

Diamond specifications and retailer prices

From $529 AUD
$371 USD
As of November 1, 2026
Save $3,081 AUD (85%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $3,610 AUD at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.57ct lab-grown cushion diamond

This 1.57ct 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 LG801688282 or 801688282. Listed at 21 retailers as of October 31, 2026, with prices from $529 to $3,610, a $3,081 spread on the same certified stone. Brilliant Earth lists it at $3,610. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
E
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.7°
Pavilion angle36.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801688282
Dimensions7.30 × 6.42 × 4.24 mm
L/W Ratio1.14
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
7.30 mm6.42 mm1.57 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801688282
Side View
Table 60.0%Crown 37.7°Girdle: MED-THKPavilion 36.2°Culet: NoneDepth 66.0%

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: Nov 1
Current: $3,610 AUD|Low: $529 AUD|High: $4,837 AUD|Avg: $2,567 AUD|-25.1%
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
Retailer 18
Retailer 19
Retailer 20
November 2, 2026
Retailer 7$529 AUD
Retailer 2$604 AUD
Retailer 20$788 AUD
Retailer 16$935 AUD
Retailer 14$1,011 AUD
Retailer 13$1,041 AUD
Retailer 18$1,063 AUD
Retailer 9$1,291 AUD
Retailer 17$1,451 AUD
Retailer 4$1,570 AUD
Retailer 6$1,864 AUD
Retailer 5$1,948 AUD
Retailer 19$2,058 AUD
Retailer 8$2,283 AUD
Retailer 3$2,302 AUD
Retailer 15$2,350 AUD
Retailer 12$2,479 AUD
Retailer 10$2,949 AUD
Retailer 11$3,603 AUD
Brilliant Earth$3,610 AUD

31 data points across 20 retailers

21 retailers$529 AUD to $3,610 AUD

A
Cheapest Retailer
-
$529 AUD
$371 USD
Final sale: no returns
A
Retailer 2
-
$604 AUD
£333 GBP
View
A
Retailer 3
-
$788 AUD
$552 USD
View
A
Retailer 4
-
$935 AUD
€624 EUR
View
A
Retailer 5
-
$1,011 AUD
ZAR 11,450 ZAR
View
A
Retailer 6
-
$1,041 AUD
£575 GBP
View
A
Retailer 7
-
$1,063 AUD
$745 USD
View
Retailer 8
-
$1,186 AUD
$831 USD
View
Price last confirmed 16 days ago
A
Retailer 9
-
$1,291 AUD
$905 USD
View
A
Retailer 10
-
$1,451 AUD
$1,017 USD
View
A
Retailer 11
-
$1,570 AUD
$1,100 USD
View
A
Retailer 12
-
$1,864 AUD
$1,306 USD
View
A
Retailer 13
-
$1,948 AUD
$1,365 USD
View
A
Retailer 14
-
$2,058 AUD
$1,442 USD
View
B+
Retailer 15
-
$2,283 AUD
£1,260 GBP
View
B+
Retailer 16
-
$2,302 AUD
$1,613 USD
View
B+
Retailer 17
-
$2,350 AUD
£1,297 GBP
View
Retailer 18
-
$2,479 AUD
View
Price last confirmed 25 days ago
Retailer 19
-
$2,949 AUD
View
Price last confirmed 12 days ago
Retailer 20
-
$3,603 AUD
$2,525 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Brilliant Earth
20240081A · Oct 31
$3,610 AUD
$2,530 USD
View
20 more retailers have this diamond
Prices start from $529 AUDSave up to $3,081 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
1.57ct Cushion
$529 AUD