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Marquise|Lab Grown|IGI

1.20ct F VVS2 Marquise Lab Grown Diamond

ID • F/VVS2 • IGI LG849671158

Shape and cutting style on the report: Marquise brilliant

Certificate IGI LG849671158

Diamond specifications and retailer prices

From £212 GBP
As of November 5, 2026
Save £557 GBP (72%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £770 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.2ct lab-grown marquise diamond

This 1.2ct lab-grown marquise sits in the classic one-carat band, graded F colour (colourless) and VVS2 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG849671158 or 849671158. Listed at 12 retailers as of November 5, 2026, with prices from £212 to £770, a £557 spread on the same certified stone. MOH London lists it at £770. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.20
Carat
F
Colour
VVS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.7°
Pavilion angle39.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849671158
Dimensions11.15 × 5.48 × 3.39 mm
L/W Ratio2.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
11.15 mm5.48 mm1.20 ctF / VVS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849671158
Side View
Table 59.0%Crown 32.7°Girdle: MED-STKPavilion 39.8°Culet: NoneDepth 61.9%

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: Nov 5
Current: £770 GBP|Low: £212 GBP|High: £772 GBP|Avg: £464 GBP|-0.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 2£212 GBP
Retailer 9£218 GBP
Retailer 10£331 GBP
Retailer 8£356 GBP
Retailer 4£471 GBP
Retailer 11£524 GBP
Retailer 7£568 GBP
Retailer 3£621 GBP
Retailer 5£622 GBP
Retailer 6£652 GBP
MOH London£770 GBP

9 data points across 11 retailers

12 retailers£212 GBP to £770 GBP

A
Cheapest Retailer
-
£212 GBP
A
Retailer 2
-
£218 GBP
View
A
Retailer 3
-
£331 GBP
View
A
Retailer 4
-
£356 GBP
View
B+
Retailer 5
-
£471 GBP
View
B+
Retailer 6
-
£524 GBP
View
Retailer 7
-
£568 GBP
View
Price last confirmed 9 days ago
B
Retailer 8
-
£609 GBP
View
B
Retailer 9
-
£621 GBP
View
B
Retailer 10
-
£622 GBP
View
B
Retailer 11
-
£652 GBP
View
Most Expensive
B
MOH London
LG849671158 · Nov 5
£770 GBP
View
11 more retailers have this diamond
Prices start from £212 GBPSave up to £557 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
1.20ct Marquise
£212 GBP