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Cushion|Lab Grown|IGI

4.06ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG844621787

Shape and cutting style on the report: Antique cushion cut

Certificate IGI LG844621787

Diamond specifications and retailer prices

From $6,245 USD
As of October 29, 2026
Save $15,909 USD (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $22,154 USD at Taylor and Hart · As of October 28, 2026
View at Taylor and Hart

About this 4.06ct lab-grown cushion diamond

This 4.06ct 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 LG844621787 or 844621787. Listed at 11 retailers as of October 28, 2026, with prices from $6,245 to $22,154, a $15,909 spread on the same certified stone. Taylor and Hart lists it at $22,154. 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

4.06
Carat
E
Color
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.2°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844621787
Dimensions11.47 × 8.79 × 5.36 mm
L/W Ratio1.30
Girdle conditionFaceted
Culet sizeLarge
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
11.47 mm8.79 mm4.06 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844621787
Side View
Table 54.0%Crown 35.2°Girdle: MED-STKPavilion 37.3°Culet: LargeDepth 61.0%

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 29
Current: $7,970 USD|Low: $6,245 USD|High: $22,154 USD|Avg: $11,020 USD|-1.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 29, 2026
Retailer 6$6,245 USD
Retailer 10$6,596 USD
Retailer 8$7,123 USD
Retailer 5$7,678 USD
Retailer 1$7,970 USD
Retailer 7$8,839 USD
Retailer 9$10,336 USD
Retailer 2$10,525 USD
Retailer 3$12,755 USD
Retailer 4$17,338 USD
Taylor and Hart$22,154 USD

14 data points across 11 retailers

11 retailers$6,245 USD to $22,154 USD

A
Cheapest Retailer
-
$6,245 USD
A
Retailer 2
-
$6,596 USD
View
A
Retailer 3
-
$7,123 USD
View
Final sale: no returns
A
Retailer 4
-
$7,678 USD
View
A
Retailer 5
-
$7,970 USD
£6,276 GBP
View
B+
Retailer 6
-
$8,839 USD
£6,960 GBP
View
B+
Retailer 7
-
$10,336 USD
View
B+
Retailer 8
-
$10,525 USD
View
B+
Retailer 9
-
$12,755 USD
£10,043 GBP
View
B
Retailer 10
-
$17,338 USD
View
Most Expensive
B
Taylor and Hart
B1QY3BT · Oct 28
$22,154 USD
View
10 more retailers have this diamond
Prices start from $6,245 USDSave up to $15,909 USD

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
4.06ct Cushion
$6,245 USD