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Cushion|Lab Grown|IGI

1.54ct D IF Cushion Lab Grown Diamond

EX • D/IF • IGI LG744521936

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG744521936

Diamond specifications and retailer prices

From €377 EUR
$421 USD
As of November 1, 2026
Save €2,228 EUR (86%) vs most expensive(unlock to see where)
20 retailers carry this diamond
Most expensive: €2,605 EUR at Brilliant Earth · As of October 31, 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 D colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG744521936 or 744521936. Listed at 20 retailers as of October 31, 2026, with prices from €377 to €2,605, a €2,228 spread on the same certified stone. Brilliant Earth lists it at €2,605. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.54
Carat
D
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle35°
OriginLab Grown
Grading LabIGI
CertificateIGI LG744521936
Dimensions6.39 × 6.39 × 4.27 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
6.39 mm6.39 mm1.54 ctD / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG744521936
Side View
Table 60.0%Crown 36.2°Girdle: MED-STKPavilion 35°Culet: NoneDepth 66.8%

Caratlytics Score

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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: €2,605 EUR|Low: €377 EUR|High: €3,741 EUR|Avg: €1,387 EUR|-28.3%
Brilliant Earth
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
November 1, 2026
Retailer 10€377 EUR
Retailer 19€418 EUR
Retailer 17€497 EUR
Retailer 4€639 EUR
Retailer 5€668 EUR
Retailer 13€671 EUR
Retailer 16€719 EUR
Retailer 12€756 EUR
Retailer 3€960 EUR
Retailer 15€971 EUR
Retailer 9€1,379 EUR
Retailer 7€1,566 EUR
Retailer 6€1,574 EUR
Retailer 8€1,623 EUR
Retailer 2€1,635 EUR
Retailer 11€1,733 EUR
Retailer 14€2,214 EUR
Retailer 18€2,372 EUR
Brilliant Earth€2,605 EUR

38 data points across 19 retailers

20 retailers€377 EUR to €2,605 EUR

A
Cheapest Retailer
-
€377 EUR
$421 USD
Final sale: no returns
Retailer 2
-
€418 EUR
$467 USD
View
Price last confirmed 7 days ago
A
Retailer 3
-
€497 EUR
$555 USD
View
A
Retailer 4
-
€639 EUR
$714 USD
View
A
Retailer 5
-
€668 EUR
$746 USD
View
A
Retailer 6
-
€671 EUR
View
A
Retailer 7
-
€719 EUR
ZAR 12,975 ZAR
View
A
Retailer 8
-
€756 EUR
£665 GBP
View
A
Retailer 9
-
€960 EUR
$1,072 USD
View
A
Retailer 10
-
€971 EUR
A$1,669 AUD
View
B+
Retailer 11
-
€1,379 EUR
$1,541 USD
View
B+
Retailer 12
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€1,460 EUR
$1,631 USD
View
B+
Retailer 13
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€1,566 EUR
$1,750 USD
View
B+
Retailer 14
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€1,574 EUR
$1,758 USD
View
B+
Retailer 15
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€1,623 EUR
£1,428 GBP
View
B+
Retailer 16
-
€1,635 EUR
£1,438 GBP
View
B+
Retailer 17
-
€1,733 EUR
SGD 2,617 SGD
View
B+
Retailer 18
-
€2,214 EUR
A$3,806 AUD
View
Retailer 19
-
€2,372 EUR
$2,650 USD
View
Price last confirmed 14 days ago
Most Expensive
B
Brilliant Earth
17569913A · Oct 31
€2,605 EUR
$2,910 USD
View
19 more retailers have this diamond
Prices start from €377 EURSave up to €2,228 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
1.54ct Cushion
€377 EUR