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Cushion|Lab Grown|IGI

1.51ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG801691956

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG801691956

Diamond specifications and retailer prices

From €586 EUR
$657 USD
As of November 3, 2026
Save €2,229 EUR (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,815 EUR at MOH London · As of November 1, 2026
View at MOH London

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 LG801691956 or 801691956. Listed at 16 retailers as of November 1, 2026, with prices from €586 to €2,815, a €2,229 spread on the same certified stone. MOH London lists it at €2,815. 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 angle39.5°
Pavilion angle32.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801691956
Dimensions8.65 × 5.62 × 3.48 mm
L/W Ratio1.54
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.65 mm5.62 mm1.51 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801691956
Side View
Table 64.0%Crown 39.5°Girdle: MED-THKPavilion 32.8°Culet: NoneDepth 61.9%

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 3
Current: €2,815 EUR|Low: €586 EUR|High: €2,849 EUR|Avg: €1,398 EUR|+3.0%
MOH London
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
November 3, 2026
Retailer 14€586 EUR
Retailer 3€648 EUR
Retailer 10€667 EUR
Retailer 13€749 EUR
Retailer 12€869 EUR
Retailer 5€904 EUR
Retailer 4€994 EUR
Retailer 2€1,013 EUR
Retailer 9€1,114 EUR
Retailer 11€1,510 EUR
Retailer 7€1,889 EUR
Retailer 8€2,048 EUR
Retailer 16€2,069 EUR
Retailer 6€2,099 EUR
Retailer 15€2,164 EUR
MOH London€2,815 EUR

42 data points across 16 retailers

16 retailers€586 EUR to €2,815 EUR

A
Cheapest Retailer
-
€586 EUR
$657 USD
Final sale: no returns
Retailer 2
-
€648 EUR
$727 USD
View
Price last confirmed 17 days ago
A
Retailer 3
-
€667 EUR
£589 GBP
View
A
Retailer 4
-
€749 EUR
$840 USD
View
A
Retailer 5
-
€869 EUR
$975 USD
View
A
Retailer 6
-
€904 EUR
$1,014 USD
View
A
Retailer 7
-
€994 EUR
$1,115 USD
View
A
Retailer 8
-
€1,013 EUR
£895 GBP
View
A
Retailer 9
-
€1,114 EUR
ZAR 20,191 ZAR
View
B+
Retailer 10
-
€1,510 EUR
A$2,606 AUD
View
B+
Retailer 11
-
€1,889 EUR
£1,668 GBP
View
B
Retailer 12
-
€2,048 EUR
SGD 3,104 SGD
View
B
Retailer 13
-
€2,069 EUR
$2,321 USD
View
B
Retailer 14
-
€2,099 EUR
$2,354 USD
View
B
Retailer 15
-
€2,164 EUR
$2,427 USD
View
Most Expensive
B
MOH London
LG801691956 · Nov 1
€2,815 EUR
£2,486 GBP
View
15 more retailers have this diamond
Prices start from €586 EURSave up to €2,229 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
€586 EUR