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Marquise|Lab Grown|IGI

1.40ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG791628003

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG791628003

Diamond specifications and retailer prices

From £813 GBP
$1,090 USD
As of October 31, 2026
6 retailers carry this diamond
Most expensive: £817 GBP at MOH London · As of October 8, 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 F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG791628003 or 791628003. Listed at 6 retailers as of October 31, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.40
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.5°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG791628003
Dimensions12.40 × 5.89 × 3.36 mm
L/W Ratio2.11
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
12.40 mm5.89 mm1.40 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG791628003
Side View
Table 61.0%Crown 31.5°Girdle: MED-STKPavilion 38.1°Culet: NoneDepth 57.0%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 31
Current: £817 GBP|Low: £136 GBP|High: £843 GBP|Avg: £514 GBP|+3.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
October 10, 2026
Retailer 4£179 GBP
Retailer 12£272 GBP
Retailer 6£333 GBP
Retailer 8£339 GBP
Retailer 2£365 GBP
Retailer 7£442 GBP
Retailer 11£454 GBP
Retailer 10£478 GBP
Retailer 5£483 GBP
Retailer 3£683 GBP
Retailer 9£689 GBP
Retailer 14£704 GBP
Retailer 13£752 GBP
Retailer 15£813 GBP
MOH London£817 GBP

23 data points across 15 retailers

6 retailers

Retailer 1
-
£478 GBP
$640 USD
Price last confirmed 23 days ago
Retailer 2
-
£683 GBP
$915 USD
View
Price last confirmed 25 days ago
Retailer 3
-
£689 GBP
$923 USD
View
Price last confirmed 23 days ago
Retailer 4
-
£704 GBP
A$1,452 AUD
View
Price last confirmed 28 days ago
B
Retailer 5
-
£813 GBP
$1,090 USD
View
Most Expensive
MOH London
LG791628003 · Oct 8
£817 GBP
View
Price last confirmed 25 days ago
5 more retailers have this diamond
Prices start from £813 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.

B
1.40ct Marquise
£813 GBP