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Radiant|Lab Grown|IGI

1.43ct F VVS1 Radiant Lab Grown Diamond

ID • F/VVS1 • IGI LG549205461

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI LG549205461

Diamond specifications and retailer prices

From £596 GBP
As of November 2, 2026
Save £1,080 GBP (64%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: £1,677 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.43ct lab-grown radiant diamond

This 1.43ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and VVS1 clarity (very-very-slightly-included), with a top-tier cut grade and certified by IGI LG549205461 or 549205461. Listed at 2 retailers as of October 31, 2026, with prices from £596 to £1,677, a £1,080 spread on the same certified stone. Brilliant Earth lists it at £1,677. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
F
Colour
VVS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle38.5°
Pavilion angle32.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG549205461
Dimensions8.02 × 5.71 × 3.62 mm
L/W Ratio1.40
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
8.02 mm5.71 mm1.43 ctF / VVS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG549205461
Side View
Table 63.0%Crown 38.5°Girdle: MediumPavilion 32.6°Culet: NoneDepth 61.0%

Caratlytics Score

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B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 2
Current: £1,677 GBP|Low: £1,677 GBP|High: £1,677 GBP|Avg: £1,677 GBP
December 30, 2025
Brilliant Earth£1,677 GBP

4 data points across 1 retailer

2 retailers£596 GBP to £1,677 GBP

B+
Cheapest Retailer
-
£596 GBP
Most Expensive
B
Brilliant Earth
15667651B · Oct 31
£1,677 GBP
$2,250 USD
View
1 more retailer has this diamond
Prices start from £596 GBPSave up to £1,080 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.

B+
1.43ct Radiant
£596 GBP