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Marquise|Lab Grown|IGI

1.80ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG805663235

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG805663235

Diamond specifications and retailer prices

From $2,469 AUD
$1,730 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: $2,469 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 1.8ct lab-grown marquise diamond

This 1.8ct lab-grown marquise sits in the one-and-a-half to two carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG805663235 or 805663235. Listed at a single retailer as of November 2, 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

1.80
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG805663235
Dimensions13.12 × 6.33 × 3.94 mm
L/W Ratio2.07
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
13.12 mm6.33 mm1.80 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG805663235
Side View
Table 61.0%Crown 34.9°Girdle: THN-STKPavilion 40.4°Culet: NoneDepth 62.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 2
Current: $2,469 AUD|Low: $813 AUD|High: $2,469 AUD|Avg: $1,155 AUD
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
September 2, 2026
Retailer 3$822 AUD
Retailer 5$893 AUD
Retailer 7$932 AUD
Retailer 2$1,157 AUD
Retailer 6$1,362 AUD
Retailer 4$1,981 AUD
Brilliant Earth$2,469 AUD

19 data points across 7 retailers

1 retailer

B
Brilliant Earth
20022165A · Nov 2
$2,469 AUD
$1,730 USD
View

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B
1.80ct Marquise
$2,469 AUD