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Cushion|Lab Grown|IGI

1.53ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG780636149

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG780636149

Diamond specifications and retailer prices

From $572 AUD
$402 USD
As of October 30, 2026
Save $3,969 AUD (87%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: $4,541 AUD at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

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 IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG780636149 or 780636149. Listed at 22 retailers as of October 30, 2026, with prices from $572 to $4,541, a $3,969 spread on the same certified stone. Do Amore Diamonds lists it at $4,541. 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
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle29.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG780636149
Dimensions7.85 × 6.23 × 4.16 mm
L/W Ratio1.26
Girdle conditionFaceted
Culet sizePointed
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
7.85 mm6.23 mm1.53 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG780636149
Side View
Table 60.0%Crown 29.2°Girdle: MED-STKPavilion 37.3°Culet: NoneDepth 66.8%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $4,541 AUD|Low: $572 AUD|High: $4,541 AUD|Avg: $1,922 AUD
Do Amore Diamonds
Retailer 2
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Retailer 20
October 31, 2026
Retailer 6$572 AUD
Retailer 14$724 AUD
Retailer 5$875 AUD
Retailer 19$961 AUD
Retailer 20$998 AUD
Retailer 15$1,018 AUD
Retailer 2$1,150 AUD
Retailer 4$1,177 AUD
Retailer 18$1,204 AUD
Retailer 17$1,265 AUD
Retailer 16$1,631 AUD
Retailer 11$2,039 AUD
Retailer 12$2,304 AUD
Retailer 3$2,397 AUD
Retailer 8$2,414 AUD
Retailer 9$2,517 AUD
Retailer 7$2,741 AUD
Retailer 10$3,345 AUD
Retailer 13$3,474 AUD
Do Amore Diamonds$4,541 AUD

26 data points across 20 retailers

22 retailers$572 AUD to $4,541 AUD

A
Cheapest Retailer
-
$572 AUD
$402 USD
Final sale: no returns
A
Retailer 2
-
$724 AUD
£400 GBP
View
A
Retailer 3
-
$875 AUD
HK$4,800 HKD
View
A
Retailer 4
-
$961 AUD
$675 USD
View
A
Retailer 5
-
$998 AUD
$701 USD
View
A
Retailer 6
-
$1,018 AUD
$715 USD
View
A
Retailer 7
-
$1,150 AUD
£636 GBP
View
A
Retailer 8
-
$1,177 AUD
$827 USD
View
A
Retailer 9
-
$1,204 AUD
ZAR 13,663 ZAR
View
A
Retailer 10
-
$1,265 AUD
€846 EUR
View
A
Retailer 11
-
$1,631 AUD
View
Retailer 12
-
$2,039 AUD
£1,128 GBP
View
Price last confirmed 9 days ago
B+
Retailer 13
-
$2,304 AUD
$1,618 USD
View
B+
Retailer 14
-
$2,397 AUD
$1,684 USD
View
B+
Retailer 15
-
$2,414 AUD
$1,696 USD
View
B+
Retailer 16
-
$2,517 AUD
SGD 2,389 SGD
View
B+
Retailer 17
-
$2,741 AUD
£1,516 GBP
View
Retailer 18
-
$3,345 AUD
$2,350 USD
View
Price last confirmed 10 days ago
B+
Retailer 19
-
$3,474 AUD
$2,440 USD
View
B
Retailer 20
-
$3,959 AUD
£2,190 GBP
View
B
Retailer 21
-
$4,228 AUD
$2,970 USD
View
Most Expensive
B
Do Amore Diamonds
27-512701008 · Oct 31
$4,541 AUD
$3,190 USD
View
21 more retailers have this diamond
Prices start from $572 AUDSave up to $3,969 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
$572 AUD