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Marquise|Lab Grown|IGI

1.69ct G VS1 Marquise Lab Grown Diamond

EX • G/VS1 • IGI LG843622941

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG843622941

Diamond specifications and retailer prices

From $362 AUD
$254 USD
As of November 3, 2026
Save $1,435 AUD (80%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: $1,798 AUD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.69ct lab-grown marquise diamond

This 1.69ct 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 LG843622941 or 843622941. Listed at 3 retailers as of November 2, 2026, with prices from $362 to $1,798, a $1,435 spread on the same certified stone. Brilliant Earth lists it at $1,798. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.69
Carat
G
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG843622941
Dimensions12.70 × 6.09 × 3.85 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.70 mm6.09 mm1.69 ctG / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG843622941
Side View
Table 62.0%Crown 35.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 63.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 3
Current: $1,798 AUD|Low: $362 AUD|High: $2,740 AUD|Avg: $1,396 AUD|-34.4%
Brilliant Earth
Retailer 2
Retailer 3
November 2, 2026
Retailer 3$362 AUD
Retailer 2$776 AUD
Brilliant Earth$1,798 AUD

24 data points across 3 retailers

3 retailers$362 AUD to $1,798 AUD

A
Cheapest Retailer
-
$362 AUD
$254 USD
Final sale: no returns
A
Retailer 2
-
$776 AUD
£428 GBP
View
Most Expensive
B
Brilliant Earth
21743954A · Nov 2
$1,798 AUD
$1,260 USD
View
2 more retailers have this diamond
Prices start from $362 AUDSave up to $1,435 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
1.69ct Marquise
$362 AUD