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Marquise|Lab Grown|IGI

4.06ct E VS2 Marquise Lab Grown Diamond

VG • E/VS2 • IGI LG844658155

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG844658155

Diamond specifications and retailer prices

From £520 GBP
$697 USD
As of October 29, 2026
Save £3,600 GBP (87%) vs most expensive(unlock to see where)
5 retailers carry this diamond
Most expensive: £4,120 GBP at Brilliant Earth · As of October 28, 2026
View at Brilliant Earth

About this 4.06ct lab-grown marquise diamond

This 4.06ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI LG844658155 or 844658155. Listed at 5 retailers as of October 28, 2026, with prices from £520 to £4,120, a £3,600 spread on the same certified stone. Brilliant Earth lists it at £4,120. 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

4.06
Carat
E
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.5°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG844658155
Dimensions15.88 × 8.41 × 5.36 mm
L/W Ratio1.89
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
15.88 mm8.41 mm4.06 ctE / VS2
OriginLab Grown
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG844658155
Side View
Table 60.0%Crown 37.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £4,120 GBP|Low: £520 GBP|High: £4,485 GBP|Avg: £2,545 GBP|-8.2%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
October 30, 2026
Retailer 3£520 GBP
Retailer 2£894 GBP
Retailer 4£2,325 GBP
Retailer 5£4,007 GBP
Brilliant Earth£4,120 GBP

17 data points across 5 retailers

5 retailers£520 GBP to £4,120 GBP

A
Cheapest Retailer
-
£520 GBP
$697 USD
Final sale: no returns
A
Retailer 2
-
£894 GBP
View
B
Retailer 3
-
£2,325 GBP
$3,115 USD
View
B
Retailer 4
-
£4,007 GBP
$5,369 USD
View
Most Expensive
B
Brilliant Earth
22136373A · Oct 28
£4,120 GBP
$5,520 USD
View
4 more retailers have this diamond
Prices start from £520 GBPSave up to £3,600 GBP

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.

A
4.06ct Marquise
£520 GBP