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Cushion|Lab Grown|IGI

4.06ct F VS2 Cushion Lab Grown Diamond

EX • F/VS2 • IGI LG818604727

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG818604727

Diamond specifications and retailer prices

From $962 AUD
$676 USD
As of November 1, 2026
Save $2,504 AUD (72%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: $3,566 AUD at Rare Carat · As of October 14, 2026
View at Rare Carat

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG818604727 or 818604727. Listed at 4 retailers as of November 1, 2026, with a 260% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. 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
F
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.9°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG818604727
Dimensions11.00 × 8.33 × 5.58 mm
L/W Ratio1.32
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.00 mm8.33 mm4.06 ctF / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG818604727
Side View
Table 60.0%Crown 36.9°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 67.0%

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: Nov 1
Current: $3,566 AUD|Low: $962 AUD|High: $7,075 AUD|Avg: $3,501 AUD
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 1, 2026
Retailer 3$962 AUD
Retailer 4$1,337 AUD
Retailer 6$1,666 AUD
Retailer 2$3,466 AUD
Rare Carat$3,566 AUD
Retailer 8$3,687 AUD
Retailer 5$5,252 AUD
Retailer 7$7,075 AUD

14 data points across 8 retailers

4 retailers$962 AUD to $3,466 AUD

A
Cheapest Retailer
-
$962 AUD
$676 USD
Final sale: no returns
B+
Retailer 2
-
$1,337 AUD
$939 USD
View
B
Retailer 3
-
$3,466 AUD
$2,435 USD
View
Most Expensive
Rare Carat
818604727 · Oct 14
$3,566 AUD
$2,505 USD
View
Price last confirmed 18 days ago
3 more retailers have this diamond
Prices start from $962 AUDSave up to $2,504 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
$962 AUD