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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 €713 EUR
$797 USD
As of October 30, 2026
Save €2,428 EUR (77%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €3,142 EUR at Brilliant Earth · As of October 31, 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 October 30, 2026, with prices from €713 to €3,142, a €2,428 spread on the same certified stone. Brilliant Earth lists it at €3,142. 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
Color
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: Oct 30
Current: €3,142 EUR|Low: €713 EUR|High: €3,142 EUR|Avg: €1,792 EUR
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
October 31, 2026
Retailer 9€713 EUR
Retailer 5€739 EUR
Retailer 7€826 EUR
Retailer 19€828 EUR
Retailer 3€1,165 EUR
Retailer 14€1,185 EUR
Retailer 2€1,236 EUR
Retailer 16€1,358 EUR
Retailer 13€1,517 EUR
Retailer 18€1,767 EUR
Retailer 12€1,840 EUR
Retailer 8€2,292 EUR
Retailer 17€2,300 EUR
Retailer 10€2,530 EUR
Retailer 11€2,548 EUR
Retailer 4€2,599 EUR
Retailer 6€2,857 EUR
Retailer 15€2,917 EUR
Brilliant Earth€3,142 EUR

42 data points across 19 retailers

19 retailers€713 EUR to €3,142 EUR

A
Cheapest Retailer
-
€713 EUR
$797 USD
Final sale: no returns
Retailer 2
-
€739 EUR
$826 USD
View
Price last confirmed 14 days ago
A
Retailer 3
-
€826 EUR
$923 USD
View
A
Retailer 4
-
€828 EUR
$925 USD
View
A
Retailer 5
-
€1,165 EUR
$1,302 USD
View
A
Retailer 6
-
€1,185 EUR
£1,042 GBP
View
A
Retailer 7
-
€1,236 EUR
View
B+
Retailer 8
-
€1,358 EUR
ZAR 24,517 ZAR
View
B+
Retailer 9
-
€1,517 EUR
A$2,607 AUD
View
B+
Retailer 10
-
€1,767 EUR
$1,974 USD
View
B+
Retailer 11
-
€1,840 EUR
A$3,163 AUD
View
B+
Retailer 12
-
€2,292 EUR
£2,016 GBP
View
Retailer 13
-
€2,300 EUR
$2,570 USD
View
Price last confirmed 10 days ago
B
Retailer 14
-
€2,530 EUR
$2,827 USD
View
B
Retailer 15
-
€2,548 EUR
$2,846 USD
View
B+
Retailer 16
-
€2,599 EUR
$2,904 USD
View
B
Retailer 17
-
€2,915 EUR
$3,257 USD
View
B
Retailer 18
-
€2,917 EUR
£2,566 GBP
View
Most Expensive
B
Brilliant Earth
16916049A · Oct 31
€3,142 EUR
$3,510 USD
View
18 more retailers have this diamond
Prices start from €713 EURSave up to €2,428 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
€713 EUR