Cushion|Lab Grown|IGI

6.38ct E IF Cushion Lab Grown Diamond

ID • E/IF • IGI LG840632384

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG840632384

Diamond specifications and retailer prices

From €8,208 EUR
$9,170 USD
As of October 26, 2026
Save €16,041 EUR (66%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: €24,249 EUR at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

About this 6.38ct lab-grown cushion diamond

This 6.38ct lab-grown cushion sits in the over five carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG840632384 or 840632384. Listed at 7 retailers as of October 26, 2026, with prices from €8,208 to €24,249, a €16,041 spread on the same certified stone. Taylor and Hart lists it at €24,249. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.38
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.7°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840632384
Dimensions13.13 × 9.47 × 6.17 mm
L/W Ratio1.39
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
13.13 mm9.47 mm6.38 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840632384
Side View
Table 59.0%Crown 33.7°Girdle: STK-THKPavilion 34.3°Culet: NoneDepth 65.2%

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: Oct 26
Current: €8,907 EUR|Low: €8,208 EUR|High: €24,249 EUR|Avg: €14,484 EUR|-2.3%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Taylor and Hart
October 31, 2026
Retailer 5€8,208 EUR
Retailer 1€8,907 EUR
Retailer 3€12,832 EUR
Retailer 4€14,236 EUR
Retailer 2€14,939 EUR
Retailer 6€18,142 EUR
Taylor and Hart€24,249 EUR

20 data points across 7 retailers

7 retailers€8,208 EUR to €24,249 EUR

A
Cheapest Retailer
-
€8,208 EUR
$9,170 USD
A
Retailer 2
-
€8,907 EUR
£7,836 GBP
View
A
Retailer 3
-
€12,832 EUR
View
A
Retailer 4
-
€14,236 EUR
£12,523 GBP
View
A
Retailer 5
-
€14,939 EUR
$16,690 USD
View
B+
Retailer 6
-
€18,142 EUR
$20,268 USD
View
Most Expensive
B+
Taylor and Hart
PB76BZQ · Oct 30
€24,249 EUR
$27,092 USD
View
6 more retailers have this diamond
Prices start from €8,208 EURSave up to €16,041 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
6.38ct Cushion
€8,208 EUR