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Cushion|Lab Grown|IGI

4.01ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG800663001

Shape and cutting style on the report: Rectangular cushion modified brilliant

Certificate IGI LG800663001

Diamond specifications and retailer prices

From $7,561 AUD
$5,311 USD
As of October 29, 2026
Save $23,668 AUD (76%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $31,229 AUD at Taylor and Hart · As of October 30, 2026
View at Taylor and Hart

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 LG800663001 or 800663001. Listed at 16 retailers as of October 29, 2026, with prices from $7,561 to $31,229, a $23,668 spread on the same certified stone. Taylor and Hart lists it at $31,229. 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
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.4°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800663001
Dimensions10.82 × 7.43 × 4.88 mm
L/W Ratio1.46
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
10.82 mm7.43 mm4.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800663001
Side View
Table 67.0%Crown 38.4°Girdle: MED-STKPavilion 41.8°Culet: LargeDepth 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 29
Current: $11,242 AUD|Low: $6,556 AUD|High: $31,229 AUD|Avg: $13,518 AUD|+0.5%
Retailer 1
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
Taylor and Hart
October 31, 2026
Retailer 12$7,561 AUD
Retailer 14$7,924 AUD
Retailer 2$8,771 AUD
Retailer 4$8,771 AUD
Retailer 11$8,791 AUD
Retailer 6$9,192 AUD
Retailer 9$10,015 AUD
Retailer 3$10,411 AUD
Retailer 10$10,801 AUD
Retailer 1$11,242 AUD
Retailer 5$12,432 AUD
Retailer 15$14,798 AUD
Retailer 8$17,942 AUD
Retailer 13$19,535 AUD
Retailer 7$24,390 AUD
Taylor and Hart$31,229 AUD

42 data points across 16 retailers

16 retailers$7,561 AUD to $31,229 AUD

A
Cheapest Retailer
-
$7,561 AUD
$5,311 USD
A
Retailer 2
-
$7,924 AUD
$5,566 USD
View
A
Retailer 3
-
$8,771 AUD
$6,161 USD
View
Retailer 4
-
$8,771 AUD
$6,161 USD
View
Price last confirmed 14 days ago
A
Retailer 5
-
$8,791 AUD
$6,175 USD
View
A
Retailer 6
-
$9,192 AUD
$6,457 USD
View
A
Retailer 7
-
$10,015 AUD
$7,035 USD
View
Final sale: no returns
A
Retailer 8
-
$10,411 AUD
$7,313 USD
View
A
Retailer 9
-
$10,801 AUD
$7,587 USD
View
A
Retailer 10
-
$11,242 AUD
£6,218 GBP
View
B+
Retailer 11
-
$12,432 AUD
£6,876 GBP
View
B+
Retailer 12
-
$14,798 AUD
$10,395 USD
View
B+
Retailer 13
-
$17,942 AUD
£9,924 GBP
View
B
Retailer 14
-
$19,535 AUD
$13,722 USD
View
B
Retailer 15
-
$24,390 AUD
$17,132 USD
View
Most Expensive
B
Taylor and Hart
3HNUFDP · Oct 30
$31,229 AUD
$21,937 USD
View
15 more retailers have this diamond
Prices start from $7,561 AUDSave up to $23,668 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
4.01ct Cushion
$7,561 AUD