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Cushion|Lab Grown|IGI

1.53ct E IF Cushion Lab Grown Diamond

EX • E/IF • IGI LG789641005

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG789641005

Diamond specifications and retailer prices

From $722 USD
As of October 29, 2026
Save $1,151 USD (61%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $2,360 USD at Rare Carat · As of October 21, 2026
View at Rare Carat

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 LG789641005 or 789641005. Listed at 10 retailers as of October 29, 2026, with a 159% 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
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle39°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG789641005
Dimensions6.56 × 6.53 × 6.56 mm
L/W Ratio1.00
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
6.56 mm6.53 mm1.53 ctE / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG789641005
Side View
Table 65.0%Crown 39°Girdle: MED-THKPavilion 38.4°Culet: NoneDepth 68.0%

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: Oct 29
Current: $2,360 USD|Low: $694 USD|High: $2,385 USD|Avg: $1,300 USD|+4.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 7$722 USD
Retailer 6$759 USD
Retailer 2$861 USD
Retailer 3$870 USD
Retailer 9$1,070 USD
Retailer 8$1,500 USD
Retailer 10$1,571 USD
Retailer 5$1,573 USD
Retailer 4$1,873 USD
Rare Carat$2,360 USD

42 data points across 10 retailers

10 retailers$722 USD to $1,873 USD

A
Cheapest Retailer
-
$722 USD
A
Retailer 2
-
$759 USD
View
A
Retailer 3
-
$861 USD
£678 GBP
View
A
Retailer 4
-
$870 USD
€829 EUR
View
A
Retailer 5
-
$1,070 USD
View
B+
Retailer 6
-
$1,531 USD
View
B+
Retailer 7
-
$1,571 USD
View
B+
Retailer 8
-
$1,573 USD
A$2,420 AUD
View
Price last confirmed 29 days ago
B+
Retailer 9
-
$1,873 USD
£1,475 GBP
View
Most Expensive
B+
Rare Carat
SKD-79888 · Oct 21
$2,360 USD
View
Price last confirmed 8 days ago
9 more retailers have this diamond
Prices start from $722 USDSave up to $1,151 USD

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
$722 USD