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Cushion|Lab Grown|IGI

1.31ct D VS2 Cushion Lab Grown Diamond

ID • D/VS2 • IGI LG524243820

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG524243820

Diamond specifications and retailer prices

From $322 AUD
As of November 4, 2026
Save $1,334 AUD (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $1,657 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.31ct lab-grown cushion diamond

This 1.31ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG524243820 or 524243820. Listed at 14 retailers as of November 2, 2026, with prices from $322 to $1,657, a $1,334 spread on the same certified stone. MOH London lists it at $1,657. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.31
Carat
D
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.2°
Pavilion angle35.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG524243820
Dimensions6.06 × 5.97 × 4.30 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.06 mm5.97 mm1.31 ctD / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG524243820
Side View
Table 56.5%Crown 36.2°Girdle: MED-THKPavilion 35.6°Culet: NoneDepth 72.0%

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 4
Current: $1,657 AUD|Low: $322 AUD|High: $2,153 AUD|Avg: $901 AUD|-0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 4, 2026
Retailer 10$322 AUD
Retailer 5$355 AUD
Retailer 3$600 AUD
Retailer 7$614 AUD
Retailer 2$643 AUD
Retailer 6$708 AUD
Retailer 8$1,152 AUD
Retailer 4$1,169 AUD
Retailer 9$1,197 AUD
MOH London$1,657 AUD

43 data points across 10 retailers

14 retailers$322 AUD to $1,657 AUD

A
Cheapest Retailer
-
$322 AUD
Final sale: no returns
Retailer 2
-
$355 AUD
View
Price last confirmed 10 days ago
A
Retailer 3
-
$401 AUD
View
A
Retailer 4
-
$600 AUD
View
A
Retailer 5
-
$614 AUD
View
A
Retailer 6
-
$643 AUD
View
A
Retailer 7
-
$708 AUD
View
A
Retailer 8
-
$734 AUD
View
B+
Retailer 9
-
$1,152 AUD
View
B+
Retailer 10
-
$1,169 AUD
View
B+
Retailer 11
-
$1,197 AUD
View
Retailer 12
-
$1,222 AUD
View
Price last confirmed 17 days ago
B
Retailer 13
-
$1,390 AUD
View
Most Expensive
B
MOH London
LG524243820 · Nov 2
$1,657 AUD
£915 GBP
View
13 more retailers have this diamond
Prices start from $322 AUDSave up to $1,334 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
1.31ct Cushion
$322 AUD