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Marquise|Lab Grown|IGI

1.40ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG790612760

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG790612760

Diamond specifications and retailer prices

From $1,498 AUD
$1,050 USD
As of October 31, 2026
1 retailer carries this diamond
Only listing: $1,498 AUD at Brilliant Earth
Only one retailer lists this diamond right now, and it is shown above, so there is nothing to unlock. Similar diamonds are carried by several retailers.
View at Brilliant Earth

About this 1.4ct lab-grown marquise diamond

This 1.4ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG790612760 or 790612760. Listed at a single retailer as of October 31, 2026. If it later appears at another store, Carat Hunter will surface the price comparison automatically. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.8°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790612760
Dimensions11.65 × 5.82 × 3.63 mm
L/W Ratio2.00
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.65 mm5.82 mm1.40 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790612760
Side View
Table 62.0%Crown 34.8°Girdle: STK-THKPavilion 40.5°Culet: NoneDepth 62.4%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: $581 AUD|Low: $581 AUD|High: $766 AUD|Avg: $705 AUD
Retailer 1
Retailer 2
April 26, 2026
Retailer 1$581 AUD
Retailer 2$766 AUD

2 data points across 2 retailers

1 retailer

B
Brilliant Earth
18640852A · Oct 31
$1,498 AUD
$1,050 USD
View

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B
1.40ct Marquise
$1,498 AUD