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Cushion|Lab Grown|IGI

1.51ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG696549525

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG696549525

Diamond specifications and retailer prices

From €711 EUR
$797 USD
As of November 1, 2026
Save €2,419 EUR (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,129 EUR at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.51ct lab-grown cushion diamond

This 1.51ct 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 LG696549525 or 696549525. Listed at 19 retailers as of November 1, 2026, with prices from €711 to €3,129, a €2,419 spread on the same certified stone. Brilliant Earth lists it at €3,129. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.3°
Pavilion angle38.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG696549525
Dimensions8.54 × 5.67 × 3.91 mm
L/W Ratio1.51
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.54 mm5.67 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG696549525
Side View
Table 66.0%Crown 35.3°Girdle: STK-THKPavilion 38.8°Culet: NoneDepth 69.0%

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: €3,129 EUR|Low: €711 EUR|High: €3,129 EUR|Avg: €1,788 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
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Retailer 6
Retailer 7
Retailer 8
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
November 3, 2026
Retailer 9€711 EUR
Retailer 5€736 EUR
Retailer 7€823 EUR
Retailer 19€825 EUR
Retailer 3€1,161 EUR
Retailer 2€1,180 EUR
Retailer 15€1,231 EUR
Retailer 12€1,353 EUR
Retailer 17€1,511 EUR
Retailer 13€1,780 EUR
Retailer 16€1,833 EUR
Retailer 8€2,283 EUR
Retailer 18€2,291 EUR
Retailer 10€2,520 EUR
Retailer 11€2,538 EUR
Retailer 4€2,589 EUR
Retailer 6€2,846 EUR
Retailer 14€2,891 EUR
Brilliant Earth€3,129 EUR

42 data points across 19 retailers

19 retailers€711 EUR to €3,129 EUR

A
Cheapest Retailer
-
€711 EUR
$797 USD
Final sale: no returns
Retailer 2
-
€736 EUR
$826 USD
View
Price last confirmed 16 days ago
A
Retailer 3
-
€823 EUR
$923 USD
View
A
Retailer 4
-
€825 EUR
$925 USD
View
A
Retailer 5
-
€1,161 EUR
$1,302 USD
View
A
Retailer 6
-
€1,180 EUR
£1,042 GBP
View
A
Retailer 7
-
€1,231 EUR
View
B+
Retailer 8
-
€1,353 EUR
ZAR 24,507 ZAR
View
B+
Retailer 9
-
€1,511 EUR
A$2,607 AUD
View
B+
Retailer 10
-
€1,780 EUR
$1,997 USD
View
B+
Retailer 11
-
€1,833 EUR
A$3,163 AUD
View
B+
Retailer 12
-
€2,283 EUR
£2,016 GBP
View
Retailer 13
-
€2,291 EUR
$2,570 USD
View
Price last confirmed 12 days ago
B
Retailer 14
-
€2,520 EUR
$2,827 USD
View
B
Retailer 15
-
€2,538 EUR
$2,846 USD
View
B+
Retailer 16
-
€2,589 EUR
$2,904 USD
View
B
Retailer 17
-
€2,891 EUR
£2,553 GBP
View
B
Retailer 18
-
€2,904 EUR
$3,257 USD
View
Most Expensive
B
Brilliant Earth
16916049A · Nov 2
€3,129 EUR
$3,510 USD
View
18 more retailers have this diamond
Prices start from €711 EURSave up to €2,419 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
1.51ct Cushion
€711 EUR