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Marquise|Lab Grown|IGI

1.34ct F VS2 Marquise Lab Grown Diamond

ID • F/VS2 • IGI LG840664716

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG840664716

Diamond specifications and retailer prices

From £201 GBP
HK$2,100 HKD
As of November 1, 2026
Save £501 GBP (71%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: £814 GBP at MOH London · As of October 25, 2026
View at MOH London

About this 1.34ct lab-grown marquise diamond

This 1.34ct lab-grown marquise sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG840664716 or 840664716. Listed at 9 retailers as of October 31, 2026, with a 250% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.34
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle39.7°
Pavilion angle40°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840664716
Dimensions11.05 × 5.73 × 3.62 mm
L/W Ratio1.93
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.05 mm5.73 mm1.34 ctF / VS2
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI LG840664716
Side View
Table 65.0%Crown 39.7°Girdle: MED-STKPavilion 40°Culet: NoneDepth 63.2%

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: Nov 1
Current: £814 GBP|Low: £157 GBP|High: £1,022 GBP|Avg: £419 GBP|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 31, 2026
Retailer 10£157 GBP
Retailer 8£201 GBP
Retailer 5£286 GBP
Retailer 7£305 GBP
Retailer 4£314 GBP
Retailer 9£405 GBP
Retailer 3£442 GBP
Retailer 6£563 GBP
Retailer 2£702 GBP
MOH London£814 GBP

21 data points across 10 retailers

9 retailers£201 GBP to £702 GBP

A
Cheapest Retailer
-
£201 GBP
HK$2,100 HKD
A
Retailer 2
-
£286 GBP
€365 EUR
View
Retailer 3
-
£305 GBP
$408 USD
View
Price last confirmed 7 days ago
A
Retailer 4
-
£314 GBP
View
Retailer 5
-
£405 GBP
$543 USD
View
Price last confirmed 7 days ago
B+
Retailer 6
-
£442 GBP
$592 USD
View
B+
Retailer 7
-
£563 GBP
$755 USD
View
B
Retailer 8
-
£702 GBP
$940 USD
View
Most Expensive
MOH London
LG840664716 · Oct 25
£814 GBP
View
Price last confirmed 8 days ago
8 more retailers have this diamond
Prices start from £201 GBPSave up to £501 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
1.34ct Marquise
£201 GBP