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Radiant|Lab Grown|IGI

1.48ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG790606562

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

Certificate IGI LG790606562

Diamond specifications and retailer prices

From £203 GBP
$272 USD
As of October 30, 2026
Save £1,954 GBP (91%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £2,452 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.48ct lab-grown radiant diamond

This 1.48ct 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 LG790606562 or 790606562. Listed at 11 retailers as of October 30, 2026, with a 963% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.48
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.4°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG790606562
Dimensions7.57 × 5.66 × 3.91 mm
L/W Ratio1.34
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
7.57 mm5.66 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG790606562
Side View
Table 63.0%Crown 45.4°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.1%

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: £2,452 GBP|Low: £203 GBP|High: £3,366 GBP|Avg: £1,264 GBP|+1.7%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
Retailer 15
Retailer 16
October 30, 2026
Retailer 11£203 GBP
Retailer 3£236 GBP
Retailer 10£399 GBP
Retailer 14£417 GBP
Retailer 13£774 GBP
Retailer 15£894 GBP
Retailer 8£910 GBP
Retailer 16£912 GBP
Retailer 4£914 GBP
Retailer 7£976 GBP
Retailer 9£1,120 GBP
Retailer 5£1,586 GBP
Retailer 12£1,806 GBP
Retailer 6£1,921 GBP
Retailer 2£2,157 GBP
Rare Carat£2,452 GBP

28 data points across 16 retailers

11 retailers£203 GBP to £2,157 GBP

A
Cheapest Retailer
-
£203 GBP
$272 USD
A
Retailer 2
-
£236 GBP
$316 USD
View
A
Retailer 3
-
£399 GBP
$535 USD
View
A
Retailer 4
-
£417 GBP
$559 USD
View
B+
Retailer 5
-
£774 GBP
$1,037 USD
View
B+
Retailer 6
-
£894 GBP
$1,198 USD
View
B+
Retailer 7
-
£912 GBP
$1,223 USD
View
B+
Retailer 8
-
£1,120 GBP
View
B
Retailer 9
-
£1,806 GBP
$2,420 USD
View
B
Retailer 10
-
£2,157 GBP
$2,890 USD
View
Most Expensive
Rare Carat
PD-180467 · Oct 21
£2,452 GBP
$3,285 USD
View
Price last confirmed 10 days ago
10 more retailers have this diamond
Prices start from £203 GBPSave up to £1,954 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
1.48ct Radiant
£203 GBP