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Radiant|Lab Grown|IGI

1.47ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG800678562

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

Certificate IGI LG800678562

Diamond specifications and retailer prices

From £592 GBP
HK$6,200 HKD
As of October 30, 2026
Save £2,684 GBP (82%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: £3,276 GBP at Brilliant Earth · As of October 29, 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 LG800678562 or 800678562. Listed at 12 retailers as of October 29, 2026, with prices from £592 to £3,276, a £2,684 spread on the same certified stone. Brilliant Earth lists it at £3,276. 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 angle38.4°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800678562
Dimensions8.25 × 5.61 × 3.68 mm
L/W Ratio1.47
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
8.25 mm5.61 mm1.47 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800678562
Side View
Table 61.0%Crown 38.4°Girdle: Slightly ThickPavilion 33.6°Culet: NoneDepth 65.6%

Caratlytics Score

How it works →
A
Excellent
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: £3,276 GBP|Low: £592 GBP|High: £3,373 GBP|Avg: £1,513 GBP|-2.9%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 31, 2026
Retailer 11£592 GBP
Retailer 7£672 GBP
Retailer 10£724 GBP
Retailer 6£782 GBP
Retailer 2£798 GBP
Retailer 9£889 GBP
Retailer 8£1,207 GBP
Retailer 12£1,518 GBP
Retailer 3£1,659 GBP
Retailer 5£2,233 GBP
Retailer 4£2,415 GBP
Brilliant Earth£3,276 GBP

40 data points across 12 retailers

12 retailers£592 GBP to £3,276 GBP

A
Cheapest Retailer
-
£592 GBP
HK$6,200 HKD
A
Retailer 2
-
£672 GBP
$900 USD
View
A
Retailer 3
-
£724 GBP
$970 USD
View
Retailer 4
-
£782 GBP
€998 EUR
View
Price last confirmed 8 days ago
B+
Retailer 5
-
£798 GBP
View
B+
Retailer 6
-
£889 GBP
$1,191 USD
View
B+
Retailer 7
-
£1,207 GBP
$1,617 USD
View
B
Retailer 8
-
£1,518 GBP
$2,034 USD
View
B
Retailer 9
-
£1,659 GBP
$2,224 USD
View
B
Retailer 10
-
£2,233 GBP
View
Retailer 11
-
£2,415 GBP
$3,236 USD
View
Price last confirmed 72 days ago
Most Expensive
B
Brilliant Earth
20634815A · Oct 29
£3,276 GBP
$4,390 USD
View
11 more retailers have this diamond
Prices start from £592 GBPSave up to £2,684 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
£592 GBP