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Marquise|Lab Grown|IGI

1.37ct E IF Marquise Lab Grown Diamond

ID • E/IF • IGI LG7536700459

Certificate IGI LG7536700459

Diamond specifications and retailer prices

From $2,398 USD
As of November 3, 2026
Save $392 USD (14%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,790 USD at Brilliant Earth · As of November 2, 2026
View at Brilliant Earth

About this 1.37ct lab-grown marquise diamond

This 1.37ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG7536700459 or 7536700459. Listed at 2 retailers as of November 2, 2026, with prices from $2,398 to $2,790, a $392 spread on the same certified stone. Brilliant Earth lists it at $2,790. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.37
Carat
E
Color
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginLab Grown
Grading LabIGI
CertificateIGI LG7536700459
Dimensions10.85 × 5.99 × 3.70 mm
L/W Ratio1.81
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Minor Details of Polish
Top View
10.85 mm5.99 mm1.37 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG7536700459
Side View
Table 58.0%CrownGirdle: STK-VTKPavilionCulet: NoneDepth 61.9%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Nov 3
Current: $2,790 USD|Low: $2,398 USD|High: $2,870 USD|Avg: $2,614 USD|-2.8%
Brilliant Earth
Retailer 2
October 4, 2026
Retailer 2$2,398 USD
Brilliant Earth$2,790 USD

2 data points across 2 retailers

2 retailers$2,398 USD to $2,790 USD

B
Cheapest Retailer
-
$2,398 USD
Most Expensive
B
Brilliant Earth
16255770Y · Nov 2
$2,790 USD
View
1 more retailer has this diamond
Prices start from $2,398 USDSave up to $392 USD

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
1.37ct Marquise
$2,398 USD