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Cushion|Lab Grown|IGI

1.50ct F VS1 Cushion Lab Grown Diamond

ID • F/VS1 • IGI LG817640139

Shape and cutting style on the report: Cushion modified brilliant

Certificate IGI LG817640139

Diamond specifications and retailer prices

From $409 AUD
As of November 4, 2026
Save $1,269 AUD (76%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,678 AUD at MOH London · As of November 2, 2026
View at MOH London

About this 1.5ct lab-grown cushion diamond

This 1.5ct lab-grown cushion sits in the one-and-a-half to two carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG817640139 or 817640139. Listed at 8 retailers as of November 2, 2026, with prices from $409 to $1,678, a $1,269 spread on the same certified stone. MOH London lists it at $1,678. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.50
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle35.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG817640139
Dimensions8.38 × 5.73 × 3.88 mm
L/W Ratio1.46
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.38 mm5.73 mm1.50 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG817640139
Side View
Table 62.0%Crown 36°Girdle: MED-STKPavilion 35.3°Culet: NoneDepth 67.7%

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: $1,678 AUD|Low: $409 AUD|High: $1,747 AUD|Avg: $1,136 AUD|+9.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 5, 2026
Retailer 3$409 AUD
Retailer 5$604 AUD
Retailer 4$835 AUD
Retailer 7$841 AUD
Retailer 2$1,291 AUD
Retailer 6$1,477 AUD
Retailer 8$1,498 AUD
MOH London$1,678 AUD

35 data points across 8 retailers

8 retailers$409 AUD to $1,678 AUD

A
Cheapest Retailer
-
$409 AUD
A
Retailer 2
-
$604 AUD
View
A
Retailer 3
-
$835 AUD
View
A
Retailer 4
-
$841 AUD
View
B+
Retailer 5
-
$1,291 AUD
View
B
Retailer 6
-
$1,477 AUD
View
Retailer 7
-
$1,498 AUD
View
Price last confirmed 26 days ago
Most Expensive
B
MOH London
LG817640139 · Nov 2
$1,678 AUD
£908 GBP
View
7 more retailers have this diamond
Prices start from $409 AUDSave up to $1,269 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
1.50ct Cushion
$409 AUD