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Cushion|Lab Grown|IGI

4.06ct D VS2 Cushion Lab Grown Diamond

EX • D/VS2 • IGI LG788601262

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

Certificate IGI LG788601262

Diamond specifications and retailer prices

From $1,112 AUD
HK$6,100 HKD
As of October 30, 2026
Save $4,725 AUD (81%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $6,207 AUD at Brilliant Earth · As of October 17, 2026
View at Brilliant Earth

About this 4.06ct lab-grown cushion diamond

This 4.06ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG788601262 or 788601262. Listed at 18 retailers as of October 29, 2026, with a 425% 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
D
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG788601262
Dimensions9.02 × 9.34 × 5.88 mm
L/W Ratio1.04
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
9.02 mm9.34 mm4.06 ctD / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG788601262
Side View
Table 63.0%Crown 33.8°Girdle: MED-STKPavilion 35.2°Culet: NoneDepth 65.2%

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: $5,837 AUD|Low: $952 AUD|High: $6,022 AUD|Avg: $2,944 AUD|-3.1%
Brilliant Earth
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
Retailer 17
Retailer 18
October 31, 2026
Retailer 6$952 AUD
Retailer 3$982 AUD
Retailer 13$1,112 AUD
Retailer 4$1,239 AUD
Retailer 9$1,500 AUD
Retailer 14$1,528 AUD
Retailer 18$1,619 AUD
Retailer 15$1,641 AUD
Retailer 12$2,360 AUD
Retailer 8$2,729 AUD
Retailer 10$3,081 AUD
Retailer 2$3,229 AUD
Retailer 5$3,370 AUD
Retailer 7$4,418 AUD
Retailer 17$4,427 AUD
Retailer 11$4,507 AUD
Retailer 16$4,589 AUD
Brilliant Earth$5,837 AUD

39 data points across 18 retailers

18 retailers$1,112 AUD to $5,837 AUD

Retailer 1
-
$982 AUD
£543 GBP
Price last confirmed 18 days ago
A
Retailer 2
-
$1,112 AUD
HK$6,100 HKD
View
A
Retailer 3
-
$1,239 AUD
$870 USD
View
A
Retailer 4
-
$1,500 AUD
$1,054 USD
View
A
Retailer 5
-
$1,528 AUD
€1,022 EUR
View
B+
Retailer 6
-
$1,619 AUD
$1,137 USD
View
A
Retailer 7
-
$1,641 AUD
£908 GBP
View
B+
Retailer 8
-
$2,360 AUD
$1,658 USD
View
B+
Retailer 9
-
$2,729 AUD
$1,917 USD
View
Retailer 10
-
$3,081 AUD
£1,704 GBP
View
Price last confirmed 18 days ago
B+
Retailer 11
-
$3,229 AUD
SGD 3,065 SGD
View
B+
Retailer 12
-
$3,370 AUD
$2,367 USD
View
Retailer 13
-
$4,418 AUD
View
Price last confirmed 23 days ago
Retailer 14
-
$4,427 AUD
$3,110 USD
View
Price last confirmed 12 days ago
B+
Retailer 15
-
$4,507 AUD
$3,166 USD
View
B+
Retailer 16
-
$4,589 AUD
£2,538 GBP
View
B
Retailer 17
-
$5,837 AUD
$4,100 USD
View
Most Expensive
Brilliant Earth
18476621A · Oct 17
$6,207 AUD
$4,360 USD
View
Price last confirmed 13 days ago
17 more retailers have this diamond
Prices start from $1,112 AUDSave up to $4,725 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
$1,112 AUD