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Marquise|Lab Grown|IGI

4.05ct E VS2 Marquise Lab Grown Diamond

ID • E/VS2 • IGI LG812611502

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG812611502

Diamond specifications and retailer prices

From £565 GBP
$757 USD
As of October 29, 2026
Save £2,695 GBP (83%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: £3,260 GBP at Frank Darling · As of October 26, 2026
View at Frank Darling

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 VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG812611502 or 812611502. Listed at 6 retailers as of October 26, 2026, with prices from £565 to £3,260, a £2,695 spread on the same certified stone. Frank Darling lists it at £3,260. 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
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG812611502
Dimensions17.14 × 8.20 × 5.05 mm
L/W Ratio2.09
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
17.14 mm8.20 mm4.05 ctE / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG812611502
Side View
Table 62.0%Crown 34.5°Girdle: MED-STKPavilion 40.3°Culet: NoneDepth 61.6%

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 29
Current: £3,260 GBP|Low: £536 GBP|High: £4,179 GBP|Avg: £1,515 GBP|-0.0%
Frank Darling
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 13£536 GBP
Retailer 6£565 GBP
Retailer 10£679 GBP
Retailer 5£775 GBP
Retailer 7£777 GBP
Retailer 4£940 GBP
Retailer 11£946 GBP
Retailer 9£1,152 GBP
Retailer 2£1,751 GBP
Retailer 3£2,161 GBP
Retailer 8£2,276 GBP
Frank Darling£3,260 GBP
Retailer 12£4,179 GBP

16 data points across 13 retailers

6 retailers£565 GBP to £3,260 GBP

A
Cheapest Retailer
-
£565 GBP
$757 USD
Final sale: no returns
B+
Retailer 2
-
£777 GBP
$1,041 USD
View
Retailer 3
-
£1,152 GBP
$1,544 USD
View
Price last confirmed 16 days ago
B+
Retailer 4
-
£1,751 GBP
$2,346 USD
View
Retailer 5
-
£2,276 GBP
$3,050 USD
View
Price last confirmed 12 days ago
Most Expensive
B
Frank Darling
100759964485KD · Oct 26
£3,260 GBP
$4,368 USD
View
5 more retailers have this diamond
Prices start from £565 GBPSave up to £2,695 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
£565 GBP