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Princess|Lab Grown|IGI

1.20ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG849620659

Shape and cutting style on the report: Princess cut

Certificate IGI LG849620659

Diamond specifications and retailer prices

From £156 GBP
As of November 4, 2026
Save £653 GBP (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £809 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.2ct lab-grown princess diamond

This 1.2ct lab-grown princess sits in the classic one-carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG849620659 or 849620659. Listed at 11 retailers as of November 4, 2026, with prices from £156 to £809, a £653 spread on the same certified stone. MOH London lists it at £809. 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
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG849620659
Dimensions5.82 × 5.77 × 4.02 mm
L/W Ratio1.01
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
5.82 mm5.77 mm1.20 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG849620659
Side View
Table 71.0%Crown 38°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 69.7%

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 4
Current: £809 GBP|Low: £156 GBP|High: £809 GBP|Avg: £348 GBP
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 9£156 GBP
Retailer 5£162 GBP
Retailer 8£199 GBP
Retailer 4£206 GBP
Retailer 3£305 GBP
Retailer 7£311 GBP
Retailer 6£328 GBP
Retailer 11£418 GBP
Retailer 2£536 GBP
Retailer 10£597 GBP
MOH London£809 GBP

3 data points across 11 retailers

11 retailers£156 GBP to £809 GBP

A
Cheapest Retailer
-
£156 GBP
Final sale: no returns
A
Retailer 2
-
£162 GBP
View
A
Retailer 3
-
£199 GBP
View
A
Retailer 4
-
£206 GBP
View
A
Retailer 5
-
£305 GBP
View
A
Retailer 6
-
£311 GBP
View
A
Retailer 7
-
£328 GBP
View
B+
Retailer 8
-
£418 GBP
View
B+
Retailer 9
-
£536 GBP
View
B
Retailer 10
-
£597 GBP
View
Most Expensive
B
MOH London
LG849620659 · Nov 5
£809 GBP
View
10 more retailers have this diamond
Prices start from £156 GBPSave up to £653 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 Princess
£156 GBP