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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 €646 EUR
$722 USD
As of November 1, 2026
Save €1,030 EUR (61%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €2,112 EUR 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 × 4.44 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: Nov 1
Current: €2,112 EUR|Low: €621 EUR|High: €2,135 EUR|Avg: €1,138 EUR|+4.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 1, 2026
Retailer 7€646 EUR
Retailer 6€679 EUR
Retailer 2€773 EUR
Retailer 3€775 EUR
Retailer 9€958 EUR
Retailer 8€1,343 EUR
Retailer 5€1,408 EUR
Retailer 4€1,677 EUR
Rare Carat€2,112 EUR

43 data points across 9 retailers

10 retailers€646 EUR to €1,677 EUR

A
Cheapest Retailer
-
€646 EUR
$722 USD
A
Retailer 2
-
€679 EUR
$759 USD
View
A
Retailer 3
-
€773 EUR
£680 GBP
View
A
Retailer 4
-
€775 EUR
View
A
Retailer 5
-
€958 EUR
$1,070 USD
View
B+
Retailer 6
-
€1,370 EUR
$1,531 USD
View
B+
Retailer 7
-
€1,406 EUR
$1,571 USD
View
Retailer 8
-
€1,408 EUR
A$2,420 AUD
View
Price last confirmed 31 days ago
B+
Retailer 9
-
€1,677 EUR
£1,475 GBP
View
Most Expensive
Rare Carat
SKD-79888 · Oct 21
€2,112 EUR
$2,360 USD
View
Price last confirmed 10 days ago
9 more retailers have this diamond
Prices start from €646 EURSave up to €1,030 EUR

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
€646 EUR