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Radiant|Lab Grown|IGI

1.48ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG825661192

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

Certificate IGI LG825661192

Diamond specifications and retailer prices

From £235 GBP
$315 USD
As of October 30, 2026
Save £2,056 GBP (90%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £2,463 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 LG825661192 or 825661192. Listed at 19 retailers as of October 30, 2026, with a 875% 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 angle37.6°
Pavilion angle35.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825661192
Dimensions7.88 × 5.84 × 3.71 mm
L/W Ratio1.35
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
7.88 mm5.84 mm1.48 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825661192
Side View
Table 65.0%Crown 37.6°Girdle: MED-STKPavilion 35.5°Culet: NoneDepth 63.5%

Caratlytics Score

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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: £2,463 GBP|Low: £235 GBP|High: £3,388 GBP|Avg: £911 GBP|-1.5%
Rare Carat
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
October 31, 2026
Retailer 8£235 GBP
Retailer 18£272 GBP
Retailer 10£281 GBP
Retailer 7£291 GBP
Retailer 17£291 GBP
Retailer 16£407 GBP
Retailer 19£474 GBP
Retailer 15£501 GBP
Retailer 12£519 GBP
Retailer 2£540 GBP
Retailer 4£837 GBP
Retailer 3£855 GBP
Retailer 6£937 GBP
Retailer 5£971 GBP
Retailer 11£1,072 GBP
Retailer 14£1,173 GBP
Retailer 9£1,222 GBP
Retailer 13£2,291 GBP
Rare Carat£2,463 GBP

36 data points across 19 retailers

19 retailers£235 GBP to £2,291 GBP

A
Cheapest Retailer
-
£235 GBP
$315 USD
A
Retailer 2
-
£272 GBP
$365 USD
View
A
Retailer 3
-
£281 GBP
$377 USD
View
Final sale: no returns
A
Retailer 4
-
£291 GBP
$390 USD
View
A
Retailer 5
-
£291 GBP
$390 USD
View
A
Retailer 6
-
£407 GBP
$545 USD
View
A
Retailer 7
-
£474 GBP
$635 USD
View
A
Retailer 8
-
£501 GBP
ZAR 10,834 ZAR
View
A
Retailer 9
-
£519 GBP
View
A
Retailer 10
-
£540 GBP
€689 EUR
View
B+
Retailer 11
-
£837 GBP
$1,122 USD
View
B+
Retailer 12
-
£855 GBP
$1,145 USD
View
B+
Retailer 13
-
£937 GBP
$1,255 USD
View
B+
Retailer 14
-
£971 GBP
$1,300 USD
View
B+
Retailer 15
-
£1,072 GBP
SGD 1,941 SGD
View
B+
Retailer 16
-
£1,173 GBP
View
B
Retailer 17
-
£1,222 GBP
$1,638 USD
View
B
Retailer 18
-
£2,291 GBP
$3,070 USD
View
Most Expensive
Rare Carat
PD-244650 · Oct 21
£2,463 GBP
$3,300 USD
View
Price last confirmed 10 days ago
18 more retailers have this diamond
Prices start from £235 GBPSave up to £2,056 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
£235 GBP