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Cushion|Lab Grown|IGI

3.40ct D VVS1 Cushion Lab Grown Diamond

ID • D/VVS1 • IGI LG846643518

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG846643518

Diamond specifications and retailer prices

From $1,194 AUD
$839 USD
As of October 30, 2026
Save $3,528 AUD (75%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $4,722 AUD at MOH London · As of October 25, 2026
View at MOH London

About this 3.4ct lab-grown cushion diamond

This 3.4ct lab-grown cushion sits in the three to five carat band, graded D colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG846643518 or 846643518. Listed at 15 retailers as of October 25, 2026, with prices from $1,194 to $4,722, a $3,528 spread on the same certified stone. MOH London lists it at $4,722. 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

3.40
Carat
D
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle33.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846643518
Dimensions10.73 × 7.63 × 4.90 mm
L/W Ratio1.41
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
10.73 mm7.63 mm3.40 ctD / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846643518
Side View
Table 67.0%Crown 38.5°Girdle: MED-STKPavilion 33.5°Culet: NoneDepth 64.2%

Caratlytics Score

How it works →
A+
Exceptional
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: $4,722 AUD|Low: $1,194 AUD|High: $4,885 AUD|Avg: $2,933 AUD|-3.3%
MOH London
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 30, 2026
Retailer 8$1,194 AUD
Retailer 4$1,516 AUD
Retailer 9$1,587 AUD
Retailer 2$1,772 AUD
Retailer 6$1,797 AUD
Retailer 13$1,897 AUD
Retailer 11$1,993 AUD
Retailer 14$2,882 AUD
Retailer 7$2,925 AUD
Retailer 5$3,482 AUD
Retailer 15$4,030 AUD
Retailer 10$4,164 AUD
Retailer 12$4,267 AUD
Retailer 3$4,436 AUD
MOH London$4,722 AUD

11 data points across 15 retailers

15 retailers$1,194 AUD to $4,722 AUD

A+
Cheapest Retailer
-
$1,194 AUD
$839 USD
Final sale: no returns
A
Retailer 2
-
$1,516 AUD
$1,065 USD
View
A
Retailer 3
-
$1,587 AUD
£878 GBP
View
A
Retailer 4
-
$1,772 AUD
$1,245 USD
View
A
Retailer 5
-
$1,797 AUD
$1,262 USD
View
A
Retailer 6
-
$1,897 AUD
€1,269 EUR
View
A
Retailer 7
-
$1,993 AUD
£1,103 GBP
View
A
Retailer 8
-
$2,882 AUD
ZAR 32,703 ZAR
View
Retailer 9
-
$2,925 AUD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$3,482 AUD
$2,446 USD
View
B+
Retailer 11
-
$4,030 AUD
$2,831 USD
View
B+
Retailer 12
-
$4,164 AUD
SGD 3,953 SGD
View
B+
Retailer 13
-
$4,267 AUD
$2,997 USD
View
B+
Retailer 14
-
$4,436 AUD
$3,116 USD
View
Most Expensive
B+
MOH London
LG846643518 · Oct 25
$4,722 AUD
£2,612 GBP
View
14 more retailers have this diamond
Prices start from $1,194 AUDSave up to $3,528 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+
3.40ct Cushion
$1,194 AUD