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Radiant|Lab Grown|IGI

1.44ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG800680287

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

Certificate IGI LG800680287

Diamond specifications and retailer prices

From £573 GBP
HK$6,000 HKD
As of October 30, 2026
Save £2,636 GBP (82%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £3,209 GBP at Brilliant Earth · As of October 29, 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 LG800680287 or 800680287. Listed at 11 retailers as of October 29, 2026, with prices from £573 to £3,209, a £2,636 spread on the same certified stone. Brilliant Earth lists it at £3,209. 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 angle38.5°
Pavilion angle33.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG800680287
Dimensions7.97 × 5.71 × 3.74 mm
L/W Ratio1.40
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
7.97 mm5.71 mm1.44 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG800680287
Side View
Table 62.0%Crown 38.5°Girdle: MED-STKPavilion 33.6°Culet: NoneDepth 65.5%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: £3,209 GBP|Low: £573 GBP|High: £3,306 GBP|Avg: £1,420 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
October 31, 2026
Retailer 11£573 GBP
Retailer 6£662 GBP
Retailer 10£709 GBP
Retailer 5£766 GBP
Retailer 2£775 GBP
Retailer 9£856 GBP
Retailer 8£1,182 GBP
Retailer 7£1,629 GBP
Retailer 3£1,983 GBP
Retailer 4£2,105 GBP
Brilliant Earth£3,209 GBP

43 data points across 11 retailers

11 retailers£573 GBP to £3,209 GBP

A
Cheapest Retailer
-
£573 GBP
HK$6,000 HKD
A
Retailer 2
-
£662 GBP
$887 USD
View
A
Retailer 3
-
£709 GBP
$950 USD
View
Retailer 4
-
£766 GBP
€978 EUR
View
Price last confirmed 7 days ago
B+
Retailer 5
-
£775 GBP
View
B+
Retailer 6
-
£856 GBP
$1,147 USD
View
B+
Retailer 7
-
£1,182 GBP
$1,584 USD
View
B
Retailer 8
-
£1,629 GBP
$2,182 USD
View
B
Retailer 9
-
£1,983 GBP
$2,657 USD
View
B
Retailer 10
-
£2,105 GBP
View
Most Expensive
B
Brilliant Earth
21143943A · Oct 29
£3,209 GBP
$4,300 USD
View
10 more retailers have this diamond
Prices start from £573 GBPSave up to £2,636 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
£573 GBP