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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 $8,890 AUD
$6,245 USD
As of October 31, 2026
Save $22,647 AUD (72%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $31,538 AUD at Taylor and Hart · As of October 30, 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 30, 2026, with prices from $8,890 to $31,538, a $22,647 spread on the same certified stone. Taylor and Hart lists it at $31,538. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 31
Current: $11,381 AUD|Low: $8,890 AUD|High: $31,538 AUD|Avg: $15,609 AUD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Taylor and Hart
October 31, 2026
Retailer 6$8,890 AUD
Retailer 10$9,390 AUD
Retailer 8$10,140 AUD
Retailer 5$10,930 AUD
Retailer 1$11,381 AUD
Retailer 7$12,583 AUD
Retailer 9$14,714 AUD
Retailer 2$14,983 AUD
Retailer 3$18,157 AUD
Retailer 4$24,683 AUD
Taylor and Hart$31,538 AUD

16 data points across 11 retailers

11 retailers$8,890 AUD to $31,538 AUD

A
Cheapest Retailer
-
$8,890 AUD
$6,245 USD
A
Retailer 2
-
$9,390 AUD
$6,596 USD
View
A
Retailer 3
-
$10,140 AUD
$7,123 USD
View
Final sale: no returns
A
Retailer 4
-
$10,930 AUD
$7,678 USD
View
A
Retailer 5
-
$11,381 AUD
£6,295 GBP
View
B+
Retailer 6
-
$12,583 AUD
£6,960 GBP
View
B+
Retailer 7
-
$14,714 AUD
$10,336 USD
View
B+
Retailer 8
-
$14,983 AUD
$10,525 USD
View
B+
Retailer 9
-
$18,157 AUD
£10,043 GBP
View
B
Retailer 10
-
$24,683 AUD
$17,338 USD
View
Most Expensive
B
Taylor and Hart
B1QY3BT · Oct 30
$31,538 AUD
$22,154 USD
View
10 more retailers have this diamond
Prices start from $8,890 AUDSave up to $22,647 AUD

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
$8,890 AUD