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Cushion|Lab Grown|IGI

4.01ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG811634114

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG811634114

Diamond specifications and retailer prices

From €5,144 EUR
HK$44,900 HKD
As of October 31, 2026
Save €11,182 EUR (68%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: €16,326 EUR at With Clarity · As of October 31, 2026
View at With Clarity

About this 4.01ct lab-grown cushion diamond

This 4.01ct lab-grown cushion sits in the three to five carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG811634114 or 811634114. Listed at 10 retailers as of October 31, 2026, with prices from €5,144 to €16,326, a €11,182 spread on the same certified stone. With Clarity lists it at €16,326. 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

4.01
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle36°
OriginLab Grown
Grading LabIGI
CertificateIGI LG811634114
Dimensions10.52 × 8.56 × 5.62 mm
L/W Ratio1.23
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
10.52 mm8.56 mm4.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG811634114
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 36°Culet: NoneDepth 65.7%

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 31
Current: €5,421 EUR|Low: €5,144 EUR|High: €19,824 EUR|Avg: €9,236 EUR|-18.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
With Clarity
November 1, 2026
Retailer 8€5,144 EUR
Retailer 6€5,362 EUR
Retailer 1€5,421 EUR
Retailer 7€6,326 EUR
Retailer 2€6,724 EUR
Retailer 4€6,977 EUR
Retailer 3€8,892 EUR
Retailer 5€11,055 EUR
Retailer 9€14,646 EUR
With Clarity€16,326 EUR

42 data points across 10 retailers

10 retailers€5,144 EUR to €16,326 EUR

A
Cheapest Retailer
-
€5,144 EUR
HK$44,900 HKD
A
Retailer 2
-
€5,362 EUR
$5,990 USD
View
A
Retailer 3
-
€5,421 EUR
£4,768 GBP
View
A
Retailer 4
-
€6,326 EUR
$7,068 USD
View
A
Retailer 5
-
€6,724 EUR
View
Retailer 6
-
€6,977 EUR
$7,795 USD
View
Price last confirmed 10 days ago
B+
Retailer 7
-
€8,892 EUR
£7,822 GBP
View
B+
Retailer 8
-
€11,055 EUR
$12,351 USD
View
B
Retailer 9
-
€14,646 EUR
$16,363 USD
View
Most Expensive
B
With Clarity
811634114 · Oct 31
€16,326 EUR
$18,240 USD
View
9 more retailers have this diamond
Prices start from €5,144 EURSave up to €11,182 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
4.01ct Cushion
€5,144 EUR