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Marquise|Lab Grown|IGI

1.58ct F IF Marquise Lab Grown Diamond

ID • F/IF • IGI LG623489395

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG623489395

Diamond specifications and retailer prices

From €2,523 EUR
$2,830 USD
As of November 2, 2026
1 retailer carries this diamond
Only listing: €2,523 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 1.58ct lab-grown marquise diamond

This 1.58ct lab-grown marquise sits in the one-and-a-half to two carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG623489395 or 623489395. 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

1.58
Carat
F
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623489395
Dimensions11.90 × 6.06 × 3.83 mm
L/W Ratio1.96
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
11.90 mm6.06 mm1.58 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623489395
Side View
Table 59.0%Crown 37.1°Girdle: THN-STKPavilion 40.1°Culet: NoneDepth 63.0%

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: €2,452 EUR|Low: €1,876 EUR|High: €3,725 EUR|Avg: €2,784 EUR|-2.5%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
February 3, 2026
Retailer 2€1,876 EUR
Retailer 4€2,240 EUR
Brilliant Earth€2,452 EUR
Retailer 5€3,409 EUR
Retailer 3€3,725 EUR

13 data points across 5 retailers

1 retailer

B
Brilliant Earth
10114265Y · Nov 2
€2,523 EUR
$2,830 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
1.58ct Marquise
€2,523 EUR