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Princess|Lab Grown|IGI

1.46ct F VS1 Princess Lab Grown Diamond

EX • F/VS1 • IGI LG851621492

Shape and cutting style on the report: Princess cut

Certificate IGI LG851621492

Diamond specifications and retailer prices

From £364 GBP
As of November 5, 2026
Save £376 GBP (51%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £741 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 LG851621492 or 851621492. Listed at 2 retailers as of November 4, 2026, with prices from £364 to £741, a £376 spread on the same certified stone. Brilliant Earth lists it at £741. 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
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.1°
Pavilion angle38.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG851621492
Dimensions6.35 × 6.22 × 4.36 mm
L/W Ratio1.02
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.35 mm6.22 mm1.46 ctF / VS1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG851621492
Side View
Table 69.0%Crown 37.1°Girdle: MediumPavilion 38.6°Culet: NoneDepth 70.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £741 GBP|Low: £364 GBP|High: £741 GBP|Avg: £553 GBP
Brilliant Earth
Retailer 2
November 5, 2026
Retailer 2£364 GBP
Brilliant Earth£741 GBP

2 data points across 2 retailers

2 retailers£364 GBP to £741 GBP

A
Cheapest Retailer
-
£364 GBP
Most Expensive
B
Brilliant Earth
22492421A · Nov 4
£741 GBP
$1,000 USD
View
1 more retailer has this diamond
Prices start from £364 GBPSave up to £376 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
1.46ct Princess
£364 GBP