CaratHunter
Plans
Marquise|Lab Grown|IGI

0.37ct E VS1 Marquise Lab Grown Diamond

EX • E/VS1 • IGI LG311390035

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG311390035

Diamond specifications and retailer prices

From £164 GBP
$220 USD
As of October 30, 2026
1 retailer carries this diamond
Only listing: £164 GBP 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 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), with a top-tier cut grade and certified by IGI LG311390035 or 311390035. 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

0.37
Carat
E
Colour
VS1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle32.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG311390035
Dimensions7.53 × 3.60 × 2.29 mm
L/W Ratio2.09
Culet sizeNone
Top View
7.53 mm3.60 mm0.37 ctE / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG311390035
Side View
Table 53.0%Crown 32.9°Girdle: MED-THKPavilion 40.4°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £164 GBP|Low: £164 GBP|High: £224 GBP|Avg: £187 GBP|-4.3%
October 5, 2026
Brilliant Earth£164 GBP

39 data points across 1 retailer

1 retailer

B+
Brilliant Earth
4658086Y · Oct 30
£164 GBP
$220 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+
0.37ct Marquise
£164 GBP