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Cushion|Lab Grown|IGI

1.38ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG840629762

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840629762

Diamond specifications and retailer prices

From €438 EUR
As of November 5, 2026
Save €1,985 EUR (82%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: €2,423 EUR at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.38ct lab-grown cushion diamond

This 1.38ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840629762 or 840629762. Listed at 15 retailers as of November 4, 2026, with prices from €438 to €2,423, a €1,985 spread on the same certified stone. Brilliant Earth lists it at €2,423. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.38
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.7°
Pavilion angle36.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840629762
Dimensions8.02 × 5.51 × 3.86 mm
L/W Ratio1.46
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
8.02 mm5.51 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840629762
Side View
Table 62.0%Crown 35.7°Girdle: STK-THKPavilion 36.5°Culet: NoneDepth 70.1%

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 5
Current: €2,423 EUR|Low: €438 EUR|High: €3,056 EUR|Avg: €1,214 EUR|-20.7%
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
November 5, 2026
Retailer 2€438 EUR
Retailer 9€443 EUR
Retailer 12€682 EUR
Retailer 6€744 EUR
Retailer 10€770 EUR
Retailer 5€818 EUR
Retailer 3€846 EUR
Retailer 8€906 EUR
Retailer 13€1,040 EUR
Retailer 15€1,412 EUR
Retailer 14€1,647 EUR
Retailer 11€1,672 EUR
Retailer 4€1,822 EUR
Retailer 7€2,322 EUR
Brilliant Earth€2,423 EUR

11 data points across 15 retailers

15 retailers€438 EUR to €2,423 EUR

A
Cheapest Retailer
-
€438 EUR
A
Retailer 2
-
€443 EUR
View
Final sale: no returns
A
Retailer 3
-
€682 EUR
View
A
Retailer 4
-
€744 EUR
View
A
Retailer 5
-
€770 EUR
View
A
Retailer 6
-
€818 EUR
View
A
Retailer 7
-
€846 EUR
View
A
Retailer 8
-
€906 EUR
View
B+
Retailer 9
-
€1,040 EUR
View
B+
Retailer 10
-
€1,412 EUR
View
B+
Retailer 11
-
€1,647 EUR
View
B+
Retailer 12
-
€1,672 EUR
View
B
Retailer 13
-
€1,822 EUR
View
B
Retailer 14
-
€2,322 EUR
View
Most Expensive
B
Brilliant Earth
22310847A · Nov 4
€2,423 EUR
$2,720 USD
View
14 more retailers have this diamond
Prices start from €438 EURSave up to €1,985 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
1.38ct Cushion
€438 EUR