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Marquise|Lab Grown|IGI

0.37ct E VS1 Marquise Lab Grown Diamond

E/VS1 • IGI LG582371222

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG582371222

Diamond specifications and retailer prices

From $326 USD
£257 GBP
As of October 29, 2026
2 retailers carry this diamond
Most expensive: $525 USD at Taylor and Hart · As of October 22, 2026
View at Taylor and Hart

About this 0.37ct lab-grown marquise diamond

This 0.37ct lab-grown marquise sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included) and certified by IGI LG582371222 or 582371222. Listed at 2 retailers as of October 29, 2026. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.37
Carat
E
Color
VS1
Clarity
-
Cut

Specifications

Cut
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG582371222
Dimensions3.75 × 3.75 × 7.78 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
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
3.75 mm3.75 mm0.37 ctE / VS1
OriginLab Grown
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG582371222
Side View
Table 54.0%Crown 34.1°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 59.2%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $261 USD|Low: $94 USD|High: $22,837 USD|Avg: $460 USD|-2.6%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Taylor and Hart
June 29, 2026
Retailer 2$141 USD
Retailer 3$238 USD
Retailer 1$261 USD
Retailer 4$292 USD
Retailer 5$486 USD
Taylor and Hart$525 USD

63 data points across 6 retailers

2 retailers

B
Cheapest Retailer
-
$326 USD
£257 GBP
Most Expensive
Taylor and Hart
ZZ5IOAF · Oct 22
$525 USD
View
Price last confirmed 7 days ago
1 more retailer has this diamond
Prices start from $326 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
0.37ct Marquise
$326 USD