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Cushion|Lab Grown|IGI

1.29ct E VS2 Cushion Lab Grown Diamond

EX • E/VS2 • IGI LG670463578

Shape and cutting style on the report: Square cushion brilliant

Certificate IGI LG670463578

Diamond specifications and retailer prices

From $377 AUD
$265 USD
As of October 25, 2026
Save $876 AUD (70%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $1,522 AUD at MOH London · As of October 21, 2026
View at MOH London

About this 1.29ct lab-grown cushion diamond

This 1.29ct 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 LG670463578 or 670463578. Listed at 12 retailers as of October 25, 2026, with a 232% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.29
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.1°
Pavilion angle39.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670463578
Dimensions6.33 × 6.32 × 4.21 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.33 mm6.32 mm1.29 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670463578
Side View
Table 63.0%Crown 36.1°Girdle: MED-STKPavilion 39.7°Culet: NoneDepth 66.6%

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 25
Current: $1,522 AUD|Low: $377 AUD|High: $1,584 AUD|Avg: $952 AUD|-0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 9$377 AUD
Retailer 8$454 AUD
Retailer 6$590 AUD
Retailer 3$648 AUD
Retailer 5$698 AUD
Retailer 11$703 AUD
Retailer 10$834 AUD
Retailer 7$890 AUD
Retailer 2$1,253 AUD
Retailer 12$1,289 AUD
MOH London$1,522 AUD
Retailer 4$1,584 AUD

40 data points across 12 retailers

12 retailers$377 AUD to $1,253 AUD

A
Cheapest Retailer
-
$377 AUD
$265 USD
Retailer 2
-
$454 AUD
£251 GBP
View
Price last confirmed 14 days ago
A
Retailer 3
-
$590 AUD
€395 EUR
View
A
Retailer 4
-
$648 AUD
$455 USD
View
A
Retailer 5
-
$698 AUD
£386 GBP
View
A
Retailer 6
-
$703 AUD
$494 USD
View
B+
Retailer 7
-
$834 AUD
$586 USD
View
B+
Retailer 8
-
$890 AUD
$625 USD
View
Retailer 9
-
$1,039 AUD
$730 USD
View
Price last confirmed 25 days ago
B+
Retailer 10
-
$1,253 AUD
$880 USD
View
Retailer 11
-
$1,289 AUD
$906 USD
View
Price last confirmed 12 days ago
Most Expensive
MOH London
LG670463578 · Oct 21
$1,522 AUD
£842 GBP
View
Price last confirmed 10 days ago
11 more retailers have this diamond
Prices start from $377 AUDSave up to $876 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
1.29ct Cushion
$377 AUD