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Cushion|Lab Grown|IGI

4.02ct G VVS2 Cushion Lab Grown Diamond

ID • G/VVS2 • IGI LG791601770

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG791601770

Diamond specifications and retailer prices

From $945 AUD
£523 GBP
As of October 26, 2026
Save $2,887 AUD (75%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: $4,334 AUD at Rare Carat · As of September 6, 2026
View at Rare Carat

About this 4.02ct lab-grown cushion diamond

This 4.02ct lab-grown cushion sits in the three to five carat band, graded G colour (near-colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791601770 or 791601770. Listed at 13 retailers as of October 26, 2026, with a 305% 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

4.02
Carat
G
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791601770
Dimensions11.12 × 8.02 × 5.39 mm
L/W Ratio1.39
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.12 mm8.02 mm4.02 ctG / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791601770
Side View
Table 66.0%Crown 34.4°Girdle: MED-THKPavilion 38.7°Culet: NoneDepth 67.2%

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 26
Current: $4,334 AUD|Low: $827 AUD|High: $4,334 AUD|Avg: $2,169 AUD
Rare Carat
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
October 26, 2026
Retailer 6$827 AUD
Retailer 2$945 AUD
Retailer 7$958 AUD
Retailer 11$1,061 AUD
Retailer 14$1,360 AUD
Retailer 13$1,374 AUD
Retailer 9$1,400 AUD
Retailer 10$1,815 AUD
Retailer 5$2,118 AUD
Retailer 12$2,669 AUD
Retailer 4$2,982 AUD
Retailer 15$3,004 AUD
Retailer 3$3,401 AUD
Retailer 8$3,833 AUD
Rare Carat$4,334 AUD

32 data points across 15 retailers

13 retailers$945 AUD to $3,833 AUD

A
Cheapest Retailer
-
$945 AUD
£523 GBP
A
Retailer 2
-
$1,061 AUD
$745 USD
View
B+
Retailer 3
-
$1,360 AUD
$955 USD
View
A
Retailer 4
-
$1,374 AUD
$965 USD
View
A
Retailer 5
-
$1,400 AUD
£775 GBP
View
Retailer 6
-
$1,815 AUD
ZAR 20,599 ZAR
View
Price last confirmed 17 days ago
A
Retailer 7
-
$2,118 AUD
$1,488 USD
View
Retailer 8
-
$2,669 AUD
£1,476 GBP
View
Price last confirmed 15 days ago
B+
Retailer 9
-
$2,982 AUD
$2,095 USD
View
B+
Retailer 10
-
$3,004 AUD
$2,110 USD
View
B+
Retailer 11
-
$3,401 AUD
$2,389 USD
View
B+
Retailer 12
-
$3,833 AUD
£2,120 GBP
View
Most Expensive
Rare Carat
399/6A · Sep 6
$4,334 AUD
$3,044 USD
View
Price last confirmed 55 days ago
12 more retailers have this diamond
Prices start from $945 AUDSave up to $2,887 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
4.02ct Cushion
$945 AUD