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Cushion|Lab Grown|IGI

4.01ct E FL Cushion Lab Grown Diamond

EX • E/FL • IGI LG804605053

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG804605053

Diamond specifications and retailer prices

From $7,712 AUD
$5,417 USD
As of October 30, 2026
Save $15,853 AUD (67%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $23,565 AUD at Riddles Jewelry · As of October 29, 2026
View at Riddles Jewelry

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 LG804605053 or 804605053. Listed at 7 retailers as of October 29, 2026, with prices from $7,712 to $23,565, a $15,853 spread on the same certified stone. Riddles Jewelry lists it at $23,565. 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 angle34.4°
Pavilion angle36.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804605053
Dimensions10.82 × 8.61 × 5.52 mm
L/W Ratio1.26
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.82 mm8.61 mm4.01 ctE / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804605053
Side View
Table 60.0%Crown 34.4°Girdle: STK-THKPavilion 36.8°Culet: NoneDepth 64.1%

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 30
Current: $14,798 AUD|Low: $6,046 AUD|High: $43,478 AUD|Avg: $16,608 AUD|+15.0%
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
Retailer 16
Riddles Jewelry
October 4, 2026
Retailer 10$7,712 AUD
Retailer 9$8,195 AUD
Retailer 13$8,486 AUD
Retailer 8$8,680 AUD
Retailer 3$9,192 AUD
Retailer 15$9,196 AUD
Retailer 14$11,167 AUD
Retailer 16$11,542 AUD
Retailer 2$13,321 AUD
Retailer 1$14,798 AUD
Retailer 5$16,222 AUD
Retailer 12$21,350 AUD
Retailer 11$22,531 AUD
Riddles Jewelry$23,565 AUD
Retailer 6$24,390 AUD
Retailer 7$31,229 AUD
Retailer 4$43,478 AUD

7 data points across 17 retailers

7 retailers$7,712 AUD to $23,565 AUD

A
Cheapest Retailer
-
$7,712 AUD
$5,417 USD
A
Retailer 2
-
$8,195 AUD
CA$7,995 CAD
View
A
Retailer 3
-
$8,486 AUD
$5,961 USD
View
Final sale: no returns
B+
Retailer 4
-
$14,798 AUD
$10,395 USD
View
B
Retailer 5
-
$21,350 AUD
$14,997 USD
View
B
Retailer 6
-
$22,531 AUD
$15,827 USD
View
Most Expensive
B
Riddles Jewelry
1976264185 · Oct 29
$23,565 AUD
$16,553 USD
View
6 more retailers have this diamond
Prices start from $7,712 AUDSave up to $15,853 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
$7,712 AUD