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Marquise|Lab Grown|IGI

1.40ct E VS2 Marquise Lab Grown Diamond

EX • E/VS2 • IGI LG749574596

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG749574596

Diamond specifications and retailer prices

From £336 GBP
$448 USD
As of October 30, 2026
Save £450 GBP (57%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £787 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 1.4ct lab-grown marquise diamond

This 1.4ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG749574596 or 749574596. Listed at 9 retailers as of October 29, 2026, with prices from £336 to £787, a £450 spread on the same certified stone. MOH London lists it at £787. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
E
Colour
VS2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.5°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG749574596
Dimensions5.90 × 5.90 × 11.48 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.90 mm5.90 mm1.40 ctE / VS2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG749574596
Side View
Table 57.0%Crown 34.5°Girdle: MED-STKPavilion 38.6°Culet: NoneDepth 60.0%

Caratlytics Score

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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 30
Current: £787 GBP|Low: £315 GBP|High: £792 GBP|Avg: £497 GBP|+0.4%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 8£336 GBP
Retailer 4£342 GBP
Retailer 2£361 GBP
Retailer 5£424 GBP
Retailer 7£440 GBP
Retailer 9£601 GBP
Retailer 3£612 GBP
Retailer 6£668 GBP
MOH London£787 GBP

43 data points across 9 retailers

9 retailers£336 GBP to £787 GBP

A
Cheapest Retailer
-
£336 GBP
$448 USD
A
Retailer 2
-
£342 GBP
€434 EUR
View
A
Retailer 3
-
£361 GBP
View
B+
Retailer 4
-
£424 GBP
$565 USD
View
B+
Retailer 5
-
£440 GBP
$586 USD
View
Retailer 6
-
£601 GBP
$800 USD
View
Price last confirmed 23 days ago
B+
Retailer 7
-
£612 GBP
A$1,254 AUD
View
B
Retailer 8
-
£668 GBP
$889 USD
View
Most Expensive
B
MOH London
LG749574596 · Oct 29
£787 GBP
View
8 more retailers have this diamond
Prices start from £336 GBPSave up to £450 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
1.40ct Marquise
£336 GBP