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Marquise|Lab Grown|IGI

1.42ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG840640916

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840640916

Diamond specifications and retailer prices

From $330 AUD
$232 USD
As of October 28, 2026
Save $1,079 AUD (77%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,409 AUD at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 1.42ct lab-grown marquise diamond

This 1.42ct lab-grown marquise 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 LG840640916 or 840640916. Listed at 3 retailers as of October 28, 2026, with prices from $330 to $1,409, a $1,079 spread on the same certified stone. Brilliant Earth lists it at $1,409. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.42
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.4°
Pavilion angle41.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840640916
Dimensions11.77 × 5.75 × 3.69 mm
L/W Ratio2.05
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.77 mm5.75 mm1.42 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840640916
Side View
Table 63.0%Crown 36.4°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 64.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 28
Current: $1,409 AUD|Low: $327 AUD|High: $1,409 AUD|Avg: $891 AUD
Brilliant Earth
Retailer 2
Retailer 3
October 30, 2026
Retailer 3$330 AUD
Retailer 2$701 AUD
Brilliant Earth$1,409 AUD

19 data points across 3 retailers

3 retailers$330 AUD to $1,409 AUD

A
Cheapest Retailer
-
$330 AUD
$232 USD
Final sale: no returns
A
Retailer 2
-
$701 AUD
£388 GBP
View
Most Expensive
B
Brilliant Earth
21725776A · Oct 28
$1,409 AUD
$990 USD
View
2 more retailers have this diamond
Prices start from $330 AUDSave up to $1,079 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
1.42ct Marquise
$330 AUD