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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 €588 EUR
$657 USD
As of October 30, 2026
Save €2,253 EUR (79%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,841 EUR at MOH London · As of October 29, 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 October 29, 2026, with prices from €588 to €2,841, a €2,253 spread on the same certified stone. MOH London lists it at €2,841. 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 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

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: €2,841 EUR|Low: €588 EUR|High: €2,860 EUR|Avg: €1,414 EUR|+3.5%
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 1, 2026
Retailer 14€588 EUR
Retailer 3€651 EUR
Retailer 10€672 EUR
Retailer 13€752 EUR
Retailer 12€873 EUR
Retailer 5€908 EUR
Retailer 4€998 EUR
Retailer 2€1,009 EUR
Retailer 11€1,119 EUR
Retailer 9€1,516 EUR
Retailer 7€1,896 EUR
Retailer 8€2,056 EUR
Retailer 16€2,078 EUR
Retailer 6€2,107 EUR
Retailer 15€2,172 EUR
MOH London€2,841 EUR

42 data points across 16 retailers

16 retailers€588 EUR to €2,841 EUR

A
Cheapest Retailer
-
€588 EUR
$657 USD
Final sale: no returns
Retailer 2
-
€651 EUR
$727 USD
View
Price last confirmed 15 days ago
A
Retailer 3
-
€672 EUR
£591 GBP
View
A
Retailer 4
-
€752 EUR
$840 USD
View
A
Retailer 5
-
€873 EUR
$975 USD
View
A
Retailer 6
-
€908 EUR
$1,014 USD
View
A
Retailer 7
-
€998 EUR
$1,115 USD
View
A
Retailer 8
-
€1,009 EUR
£888 GBP
View
A
Retailer 9
-
€1,119 EUR
ZAR 20,190 ZAR
View
B+
Retailer 10
-
€1,516 EUR
A$2,606 AUD
View
B+
Retailer 11
-
€1,896 EUR
£1,668 GBP
View
B+
Retailer 12
-
€2,056 EUR
SGD 3,104 SGD
View
B
Retailer 13
-
€2,078 EUR
$2,321 USD
View
B
Retailer 14
-
€2,107 EUR
$2,354 USD
View
B
Retailer 15
-
€2,172 EUR
$2,427 USD
View
Most Expensive
B
MOH London
LG801691956 · Oct 29
€2,841 EUR
£2,499 GBP
View
15 more retailers have this diamond
Prices start from €588 EURSave up to €2,253 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
€588 EUR