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Cushion|Lab Grown|IGI

1.25ct E VS2 Cushion Lab Grown Diamond

ID • E/VS2 • IGI LG801634439

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

Certificate IGI LG801634439

Diamond specifications and retailer prices

From $320 AUD
$225 USD
As of October 25, 2026
Save $1,186 AUD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $1,506 AUD at MOH London · As of October 29, 2026
View at MOH London

About this 1.25ct lab-grown cushion diamond

This 1.25ct lab-grown cushion sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG801634439 or 801634439. Listed at 11 retailers as of October 25, 2026, with prices from $320 to $1,506, a $1,186 spread on the same certified stone. MOH London lists it at $1,506. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.25
Carat
E
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.4°
Pavilion angle39.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801634439
Dimensions6.45 × 6.31 × 4.03 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
6.45 mm6.31 mm1.25 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801634439
Side View
Table 63.0%Crown 35.4°Girdle: MED-VTKPavilion 39.4°Culet: NoneDepth 63.9%

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: Oct 25
Current: $1,506 AUD|Low: $320 AUD|High: $1,708 AUD|Avg: $843 AUD|+1.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 31, 2026
Retailer 3$320 AUD
Retailer 9$543 AUD
Retailer 6$585 AUD
Retailer 7$603 AUD
Retailer 4$656 AUD
Retailer 2$861 AUD
Retailer 10$890 AUD
Retailer 11$977 AUD
Retailer 5$1,011 AUD
Retailer 8$1,145 AUD
MOH London$1,506 AUD

44 data points across 11 retailers

11 retailers$320 AUD to $1,506 AUD

A
Cheapest Retailer
-
$320 AUD
$225 USD
A
Retailer 2
-
$543 AUD
€363 EUR
View
A
Retailer 3
-
$585 AUD
$411 USD
View
A
Retailer 4
-
$603 AUD
£334 GBP
View
A
Retailer 5
-
$656 AUD
$461 USD
View
B+
Retailer 6
-
$861 AUD
$605 USD
View
B+
Retailer 7
-
$890 AUD
$625 USD
View
B+
Retailer 8
-
$977 AUD
View
B+
Retailer 9
-
$1,011 AUD
$710 USD
View
B
Retailer 10
-
$1,145 AUD
$805 USD
View
Most Expensive
B
MOH London
LG801634439 · Oct 29
$1,506 AUD
£833 GBP
View
10 more retailers have this diamond
Prices start from $320 AUDSave up to $1,186 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
1.25ct Cushion
$320 AUD