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Radiant|Lab Grown|IGI

6.47ct F VS2 Radiant Lab Grown Diamond

ID • F/VS2 • IGI LG591346819

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

Certificate IGI LG591346819

Diamond specifications and retailer prices

From £1,739 GBP
$2,330 USD
As of October 26, 2026
Save £466 GBP (21%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: £8,090 GBP at Brilliant Earth · As of October 1, 2026
View at Brilliant Earth

About this 6.47ct lab-grown radiant diamond

This 6.47ct lab-grown radiant sits in the over five carat band, graded F colour (colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG591346819 or 591346819. Listed at 3 retailers as of October 26, 2026, with a 27% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Lab-grown prices in the 2ct and up range have fallen 40 to 60% over the last 18 months. Use the cross-retailer spread above to find the lowest current listing.

The 4Cs

6.47
Carat
F
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.9°
Pavilion angle35.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG591346819
Dimensions12.97 × 9.24 mm
L/W Ratio1.40
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
12.97 mm9.24 mm6.47 ctF / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG591346819
Side View
Table 65.0%Crown 45.9°Girdle: MediumPavilion 35.2°Culet: NoneDepth 67.4%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 26
Current: £8,090 GBP|Low: £1,739 GBP|High: £8,090 GBP|Avg: £4,085 GBP
Brilliant Earth
Retailer 2
Retailer 3
September 29, 2026
Retailer 3£1,739 GBP
Retailer 2£2,205 GBP
Brilliant Earth£8,090 GBP

2 data points across 3 retailers

3 retailers£1,739 GBP to £2,205 GBP

B+
Cheapest Retailer
-
£1,739 GBP
$2,330 USD
B+
Retailer 2
-
£2,205 GBP
$2,955 USD
View
Most Expensive
Brilliant Earth
14233187Y · Oct 1
£8,090 GBP
$10,840 USD
View
Price last confirmed 31 days ago
2 more retailers have this diamond
Prices start from £1,739 GBPSave up to £466 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+
6.47ct Radiant
£1,739 GBP