Radiant|Lab Grown|IGI

1.44ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG799669091

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

Certificate IGI LG799669091

Diamond specifications and retailer prices

From £270 GBP
$362 USD
As of October 30, 2026
Save £2,432 GBP (90%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: £2,702 GBP at Brilliant Earth · As of October 30, 2026
View at Brilliant Earth

About this 1.44ct lab-grown radiant diamond

This 1.44ct 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 LG799669091 or 799669091. Listed at 14 retailers as of October 30, 2026, with prices from £270 to £2,702, a £2,432 spread on the same certified stone. Brilliant Earth lists it at £2,702. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.44
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle42.8°
Pavilion angle33°
OriginLab Grown
Grading LabIGI
CertificateIGI LG799669091
Dimensions8.06 × 5.67 × 3.60 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
8.06 mm5.67 mm1.44 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG799669091
Side View
Table 60.0%Crown 42.8°Girdle: STK-THKPavilion 33°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: £2,702 GBP|Low: £270 GBP|High: £3,881 GBP|Avg: £1,313 GBP|-30.4%
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
October 30, 2026
Retailer 8£270 GBP
Retailer 14£313 GBP
Retailer 2£382 GBP
Retailer 10£455 GBP
Retailer 5£496 GBP
Retailer 9£537 GBP
Retailer 4£620 GBP
Retailer 6£646 GBP
Retailer 12£984 GBP
Retailer 13£1,190 GBP
Retailer 7£1,454 GBP
Retailer 3£2,385 GBP
Retailer 11£2,403 GBP
Brilliant Earth£2,702 GBP

37 data points across 14 retailers

14 retailers£270 GBP to £2,702 GBP

A
Cheapest Retailer
-
£270 GBP
$362 USD
A
Retailer 2
-
£313 GBP
$420 USD
View
A
Retailer 3
-
£382 GBP
View
A
Retailer 4
-
£455 GBP
$610 USD
View
A
Retailer 5
-
£496 GBP
$665 USD
View
A
Retailer 6
-
£537 GBP
$719 USD
View
Retailer 7
-
£620 GBP
€791 EUR
View
Price last confirmed 7 days ago
A
Retailer 8
-
£646 GBP
$866 USD
View
B+
Retailer 9
-
£984 GBP
$1,318 USD
View
B+
Retailer 10
-
£1,190 GBP
$1,594 USD
View
B
Retailer 11
-
£1,454 GBP
View
Retailer 12
-
£2,385 GBP
$3,195 USD
View
Price last confirmed 9 days ago
B
Retailer 13
-
£2,403 GBP
$3,220 USD
View
Most Expensive
B
Brilliant Earth
21060022Y · Oct 30
£2,702 GBP
$3,620 USD
View
13 more retailers have this diamond
Prices start from £270 GBPSave up to £2,432 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
1.44ct Radiant
£270 GBP