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Radiant|Lab Grown|IGI

1.47ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG784644720

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

Certificate IGI LG784644720

Diamond specifications and retailer prices

From £255 GBP
$342 USD
As of October 30, 2026
Save £2,215 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £2,470 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.47ct lab-grown radiant diamond

This 1.47ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG784644720 or 784644720. Listed at 15 retailers as of October 30, 2026, with prices from £255 to £2,470, a £2,215 spread on the same certified stone. Brilliant Earth lists it at £2,470. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.47
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.6°
Pavilion angle34.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784644720
Dimensions8.31 × 5.63 × 3.66 mm
L/W Ratio1.48
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
8.31 mm5.63 mm1.47 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784644720
Side View
Table 66.0%Crown 41.6°Girdle: MediumPavilion 34.9°Culet: NoneDepth 65.0%

Caratlytics Score

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A+
Exceptional
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: Oct 30
Current: £2,470 GBP|Low: £255 GBP|High: £3,344 GBP|Avg: £1,221 GBP|-26.1%
Brilliant Earth
Retailer 2
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Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
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Retailer 16
October 31, 2026
Retailer 10£255 GBP
Retailer 3£296 GBP
Retailer 7£373 GBP
Retailer 11£439 GBP
Retailer 2£466 GBP
Retailer 14£510 GBP
Retailer 5£587 GBP
Retailer 6£666 GBP
Retailer 13£928 GBP
Retailer 16£961 GBP
Retailer 15£1,123 GBP
Retailer 9£1,372 GBP
Retailer 12£2,269 GBP
Retailer 8£2,386 GBP
Retailer 4£2,433 GBP
Brilliant Earth£2,470 GBP

37 data points across 16 retailers

15 retailers£255 GBP to £2,470 GBP

A+
Cheapest Retailer
-
£255 GBP
$342 USD
A
Retailer 2
-
£296 GBP
$397 USD
View
A
Retailer 3
-
£373 GBP
$500 USD
View
Final sale: no returns
A
Retailer 4
-
£439 GBP
$588 USD
View
A
Retailer 5
-
£466 GBP
$625 USD
View
A
Retailer 6
-
£510 GBP
$684 USD
View
Retailer 7
-
£587 GBP
€749 EUR
View
Price last confirmed 7 days ago
B+
Retailer 8
-
£666 GBP
$893 USD
View
B+
Retailer 9
-
£928 GBP
$1,244 USD
View
B+
Retailer 10
-
£961 GBP
$1,287 USD
View
B+
Retailer 11
-
£1,123 GBP
$1,505 USD
View
B+
Retailer 12
-
£1,372 GBP
View
B
Retailer 13
-
£2,269 GBP
$3,040 USD
View
Retailer 14
-
£2,433 GBP
$3,260 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
18701666Y · Oct 30
£2,470 GBP
$3,310 USD
View
14 more retailers have this diamond
Prices start from £255 GBPSave up to £2,215 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+
1.47ct Radiant
£255 GBP