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Marquise|Lab Grown|IGI

1.09ct E FL Marquise Lab Grown Diamond

ID • E/FL • IGI LG747508359

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG747508359

Diamond specifications and retailer prices

From €2,623 EUR
$2,930 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: €2,623 EUR 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 1.09ct lab-grown marquise diamond

This 1.09ct lab-grown marquise sits in the classic one-carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG747508359 or 747508359. Listed at a single retailer as of October 30, 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

1.09
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.6°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG747508359
Dimensions10.35 × 5.24 × 3.45 mm
L/W Ratio1.98
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
10.35 mm5.24 mm1.09 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG747508359
Side View
Table 57.0%Crown 36.6°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 65.8%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: €2,623 EUR|Low: €791 EUR|High: €4,825 EUR|Avg: €2,557 EUR|-1.0%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
February 26, 2026
Retailer 8€791 EUR
Retailer 3€801 EUR
Retailer 2€982 EUR
Retailer 5€1,144 EUR
Retailer 9€1,642 EUR
Retailer 4€1,740 EUR
Retailer 7€1,830 EUR
Brilliant Earth€2,623 EUR
Retailer 6€4,825 EUR

38 data points across 9 retailers

1 retailer

B
Brilliant Earth
16783691Y · Oct 30
€2,623 EUR
$2,930 USD
View

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.

B
1.09ct Marquise
€2,623 EUR