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Princess|Lab Grown|IGI

1.46ct F VS1 Princess Lab Grown Diamond

ID • F/VS1 • IGI LG851686549

Shape and cutting style on the report: Princess cut

Certificate IGI LG851686549

Diamond specifications and retailer prices

From £632 GBP
As of November 5, 2026
Save £205 GBP (25%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £837 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.46ct lab-grown princess diamond

This 1.46ct lab-grown princess sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG851686549 or 851686549. Listed at 2 retailers as of November 5, 2026, with prices from £632 to £837, a £205 spread on the same certified stone. MOH London lists it at £837. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.46
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.8°
Pavilion angle41.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851686549
Dimensions6.22 × 6.12 × 4.56 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.22 mm6.12 mm1.46 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851686549
Side View
Table 72.0%Crown 45.8°Girdle: MediumPavilion 41.1°CuletDepth 74.5%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 5
Current: £837 GBP|Low: £632 GBP|High: £840 GBP|Avg: £756 GBP|-0.3%
MOH London
Retailer 2
November 5, 2026
Retailer 2£632 GBP
MOH London£837 GBP

3 data points across 2 retailers

2 retailers£632 GBP to £837 GBP

B+
Cheapest Retailer
-
£632 GBP
Most Expensive
B
MOH London
LG851686549 · Nov 5
£837 GBP
View
1 more retailer has this diamond
Prices start from £632 GBPSave up to £205 GBP

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B+
1.46ct Princess
£632 GBP