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Cushion|Lab Grown|IGI

1.38ct D FL Cushion Lab Grown Diamond

ID • D/FL • IGI LG799648028

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG799648028

Diamond specifications and retailer prices

From €347 EUR
As of November 4, 2026
Save €1,774 EUR (84%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: €2,120 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 LG799648028 or 799648028. Listed at 16 retailers as of November 4, 2026, with prices from €347 to €2,120, a €1,774 spread on the same certified stone. Brilliant Earth lists it at €2,120. 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 angle33.7°
Pavilion angle33.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799648028
Dimensions8.09 × 5.77 × 3.71 mm
L/W Ratio1.40
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
8.09 mm5.77 mm1.38 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799648028
Side View
Table 61.0%Crown 33.7°Girdle: MED-STKPavilion 33.8°Culet: NoneDepth 64.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: €2,120 EUR|Low: €347 EUR|High: €2,940 EUR|Avg: €1,156 EUR|-27.9%
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 14€347 EUR
Retailer 7€480 EUR
Retailer 12€609 EUR
Retailer 10€617 EUR
Retailer 8€683 EUR
Retailer 6€689 EUR
Retailer 5€726 EUR
Retailer 15€828 EUR
Retailer 2€894 EUR
Retailer 9€966 EUR
Retailer 13€1,271 EUR
Retailer 11€1,616 EUR
Retailer 3€1,765 EUR
Retailer 4€1,822 EUR
Brilliant Earth€2,120 EUR

33 data points across 15 retailers

16 retailers€347 EUR to €2,120 EUR

A
Cheapest Retailer
-
€347 EUR
Final sale: no returns
Retailer 2
-
€480 EUR
View
Price last confirmed 11 days ago
A
Retailer 3
-
€609 EUR
View
A
Retailer 4
-
€617 EUR
View
A
Retailer 5
-
€683 EUR
View
A
Retailer 6
-
€689 EUR
View
A
Retailer 7
-
€726 EUR
View
A
Retailer 8
-
€828 EUR
View
A
Retailer 9
-
€894 EUR
View
A
Retailer 10
-
€966 EUR
View
B+
Retailer 11
-
€1,271 EUR
View
B+
Retailer 12
-
€1,616 EUR
View
B+
Retailer 13
-
€1,765 EUR
View
B
Retailer 14
-
€1,822 EUR
View
Retailer 15
-
€1,900 EUR
View
Price last confirmed 27 days ago
Most Expensive
B
Brilliant Earth
21420693A · Nov 4
€2,120 EUR
$2,380 USD
View
15 more retailers have this diamond
Prices start from €347 EURSave up to €1,774 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
€347 EUR