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Cushion|Lab Grown|IGI

1.50ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG811631747

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

Certificate IGI LG811631747

Diamond specifications and retailer prices

From €586 EUR
£515 GBP
As of November 1, 2026
Save €3,004 EUR (84%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €3,589 EUR at Do Amore Diamonds · As of October 31, 2026
View at Do Amore Diamonds

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811631747 or 811631747. Listed at 9 retailers as of October 31, 2026, with prices from €586 to €3,589, a €3,004 spread on the same certified stone. Do Amore Diamonds lists it at €3,589. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
D
Color
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle38.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811631747
Dimensions6.42 × 6.37 × 4.32 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.42 mm6.37 mm1.50 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811631747
Side View
Table 60.0%Crown 34.7°Girdle: MED-THKPavilion 38.2°Culet: NoneDepth 67.8%

Caratlytics Score

How it works →
A+
Exceptional
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: Nov 1
Current: €3,589 EUR|Low: €493 EUR|High: €4,431 EUR|Avg: €1,685 EUR|-7.6%
Do Amore Diamonds
Retailer 2
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Retailer 4
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Retailer 10
Retailer 11
Retailer 12
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Retailer 18
November 1, 2026
Retailer 8€493 EUR
Retailer 4€513 EUR
Retailer 2€586 EUR
Retailer 15€787 EUR
Retailer 11€788 EUR
Retailer 5€919 EUR
Retailer 3€1,020 EUR
Retailer 18€1,171 EUR
Retailer 9€1,261 EUR
Retailer 12€1,290 EUR
Retailer 14€1,635 EUR
Retailer 6€2,155 EUR
Retailer 17€2,354 EUR
Retailer 16€2,441 EUR
Retailer 7€2,572 EUR
Retailer 13€2,766 EUR
Retailer 10€3,042 EUR
Do Amore Diamonds€3,589 EUR

23 data points across 18 retailers

9 retailers€586 EUR to €3,589 EUR

A+
Cheapest Retailer
-
€586 EUR
£515 GBP
A
Retailer 2
-
€787 EUR
$879 USD
View
A
Retailer 3
-
€788 EUR
$880 USD
View
B+
Retailer 4
-
€1,290 EUR
$1,441 USD
View
B+
Retailer 5
-
€1,635 EUR
$1,827 USD
View
Retailer 6
-
€2,354 EUR
$2,630 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
€2,441 EUR
£2,147 GBP
View
B
Retailer 8
-
€2,766 EUR
$3,090 USD
View
Most Expensive
B
Do Amore Diamonds
27-A31333394 · Oct 31
€3,589 EUR
$4,010 USD
View
8 more retailers have this diamond
Prices start from €586 EURSave up to €3,004 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+
1.50ct Cushion
€586 EUR