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Cushion|Lab Grown|IGI

1.09ct J VS1 Cushion Lab Grown Diamond

ID • J/VS1 • IGI LG846631574

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

Certificate IGI LG846631574

Diamond specifications and retailer prices

From $433 AUD
$304 USD
As of November 1, 2026
Save $1,090 AUD (72%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,522 AUD at MOH London · As of November 1, 2026
View at MOH London

About this 1.09ct lab-grown cushion diamond

This 1.09ct lab-grown cushion sits in the classic one-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG846631574 or 846631574. Listed at 7 retailers as of November 1, 2026, with prices from $433 to $1,522, a $1,090 spread on the same certified stone. MOH London lists it at $1,522. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.09
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.3°
Pavilion angle32.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG846631574
Dimensions5.76 × 5.66 × 3.67 mm
L/W Ratio1.02
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.76 mm5.66 mm1.09 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG846631574
Side View
Table 65.0%Crown 34.3°Girdle: THK-VTKPavilion 32.4°Culet: NoneDepth 64.8%

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: $1,522 AUD|Low: $433 AUD|High: $1,598 AUD|Avg: $768 AUD|-4.8%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 1, 2026
Retailer 6$433 AUD
Retailer 7$441 AUD
Retailer 3$471 AUD
Retailer 2$562 AUD
Retailer 4$671 AUD
Retailer 5$1,123 AUD
MOH London$1,522 AUD

12 data points across 7 retailers

7 retailers$433 AUD to $1,522 AUD

A
Cheapest Retailer
-
$433 AUD
$304 USD
B+
Retailer 2
-
$441 AUD
$310 USD
View
A
Retailer 3
-
$471 AUD
£260 GBP
View
A
Retailer 4
-
$562 AUD
ZAR 6,375 ZAR
View
A
Retailer 5
-
$671 AUD
$471 USD
View
B+
Retailer 6
-
$1,123 AUD
$789 USD
View
Most Expensive
B
MOH London
LG846631574 · Nov 1
$1,522 AUD
£842 GBP
View
6 more retailers have this diamond
Prices start from $433 AUDSave up to $1,090 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
1.09ct Cushion
$433 AUD