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Marquise|Lab Grown|IGI

4.05ct E VS1 Marquise Lab Grown Diamond

ID • E/VS1 • IGI LG841606133

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG841606133

Diamond specifications and retailer prices

From £512 GBP
$682 USD
As of October 27, 2026
Save £2,005 GBP (80%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: £2,517 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 4.05ct lab-grown marquise diamond

This 4.05ct lab-grown marquise sits in the three to five carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841606133 or 841606133. Listed at 18 retailers as of October 27, 2026, with prices from £512 to £2,517, a £2,005 spread on the same certified stone. MOH London lists it at £2,517. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

4.05
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841606133
Dimensions15.91 × 8.40 × 5.22 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
15.91 mm8.40 mm4.05 ctE / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG841606133
Side View
Table 59.0%Crown 34.9°Girdle: MED-STKPavilion 40.1°Culet: NoneDepth 62.1%

Caratlytics Score

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

Price History

Last verified: Oct 27
Current: £2,517 GBP|Low: £505 GBP|High: £2,537 GBP|Avg: £1,310 GBP|+3.8%
MOH London
Retailer 2
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Retailer 11
Retailer 12
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Retailer 18
October 30, 2026
Retailer 5£512 GBP
Retailer 2£514 GBP
Retailer 9£573 GBP
Retailer 4£594 GBP
Retailer 18£594 GBP
Retailer 12£728 GBP
Retailer 17£850 GBP
Retailer 11£951 GBP
Retailer 13£1,038 GBP
Retailer 14£1,280 GBP
Retailer 8£1,342 GBP
Retailer 15£1,518 GBP
Retailer 16£1,843 GBP
Retailer 6£1,956 GBP
Retailer 7£2,027 GBP
Retailer 10£2,049 GBP
Retailer 3£2,400 GBP
MOH London£2,517 GBP

29 data points across 18 retailers

18 retailers£512 GBP to £2,517 GBP

A
Cheapest Retailer
-
£512 GBP
$682 USD
A
Retailer 2
-
£514 GBP
View
A
Retailer 3
-
£573 GBP
$763 USD
View
Final sale: no returns
A
Retailer 4
-
£594 GBP
$791 USD
View
Retailer 5
-
£594 GBP
$791 USD
View
Price last confirmed 13 days ago
A
Retailer 6
-
£728 GBP
$970 USD
View
B+
Retailer 7
-
£850 GBP
$1,132 USD
View
A
Retailer 8
-
£951 GBP
View
A
Retailer 9
-
£1,038 GBP
€1,316 EUR
View
Retailer 10
-
£1,280 GBP
A$2,623 AUD
View
Price last confirmed 9 days ago
A
Retailer 11
-
£1,342 GBP
$1,787 USD
View
B+
Retailer 12
-
£1,518 GBP
$2,021 USD
View
B+
Retailer 13
-
£1,843 GBP
View
B+
Retailer 14
-
£1,956 GBP
$2,605 USD
View
B+
Retailer 15
-
£2,027 GBP
$2,699 USD
View
B+
Retailer 16
-
£2,049 GBP
$2,729 USD
View
Retailer 17
-
£2,400 GBP
A$4,917 AUD
View
Price last confirmed 21 days ago
Most Expensive
B
MOH London
LG841606133 · Oct 29
£2,517 GBP
View
17 more retailers have this diamond
Prices start from £512 GBPSave up to £2,005 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
4.05ct Marquise
£512 GBP