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Radiant|Lab Grown|IGI

1.49ct D FL Radiant Lab Grown Diamond

EX • D/FL • IGI LG801694508

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

Certificate IGI LG801694508

Diamond specifications and retailer prices

From £279 GBP
$374 USD
As of October 30, 2026
Save £2,505 GBP (90%) vs most expensive(unlock to see where)
13 retailers carry this diamond
Most expensive: £2,784 GBP at Brilliant Earth · As of October 31, 2026
View at Brilliant Earth

About this 1.49ct lab-grown radiant diamond

This 1.49ct 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 LG801694508 or 801694508. Listed at 13 retailers as of October 30, 2026, with prices from £279 to £2,784, a £2,505 spread on the same certified stone. Brilliant Earth lists it at £2,784. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.49
Carat
D
Colour
FL
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG801694508
Dimensions8.10 × 5.71 × 3.67 mm
L/W Ratio1.42
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
8.10 mm5.71 mm1.49 ctD / FL
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG801694508
Side View
Table 63.0%Crown 40.7°Girdle: Slightly ThickPavilionCulet: NoneDepth 64.3%

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: £2,784 GBP|Low: £279 GBP|High: £4,015 GBP|Avg: £1,282 GBP|-30.7%
Brilliant Earth
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
November 1, 2026
Retailer 9£279 GBP
Retailer 3£324 GBP
Retailer 8£459 GBP
Retailer 11£467 GBP
Retailer 10£552 GBP
Retailer 7£639 GBP
Retailer 5£688 GBP
Retailer 13£971 GBP
Retailer 6£1,194 GBP
Retailer 14£1,228 GBP
Retailer 2£1,404 GBP
Retailer 4£2,467 GBP
Retailer 12£2,478 GBP
Brilliant Earth£2,784 GBP

36 data points across 14 retailers

13 retailers£279 GBP to £2,784 GBP

A
Cheapest Retailer
-
£279 GBP
$374 USD
A
Retailer 2
-
£324 GBP
$434 USD
View
A
Retailer 3
-
£459 GBP
$615 USD
View
A
Retailer 4
-
£467 GBP
$626 USD
View
A
Retailer 5
-
£552 GBP
$739 USD
View
A
Retailer 6
-
£639 GBP
€816 EUR
View
B+
Retailer 7
-
£688 GBP
$922 USD
View
B+
Retailer 8
-
£971 GBP
$1,301 USD
View
B
Retailer 9
-
£1,228 GBP
$1,646 USD
View
B+
Retailer 10
-
£1,404 GBP
View
Retailer 11
-
£2,467 GBP
$3,305 USD
View
Price last confirmed 11 days ago
B
Retailer 12
-
£2,478 GBP
$3,320 USD
View
Most Expensive
B
Brilliant Earth
21059958Y · Oct 31
£2,784 GBP
$3,730 USD
View
12 more retailers have this diamond
Prices start from £279 GBPSave up to £2,505 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
1.49ct Radiant
£279 GBP