Radiant|Lab Grown|IGI

1.45ct D FL Radiant Lab Grown Diamond

ID • D/FL • IGI LG794611838

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

Certificate IGI LG794611838

Diamond specifications and retailer prices

From £2,112 GBP
$2,830 USD
As of October 30, 2026
4 retailers carry this diamond
Most expensive: £2,433 GBP at Rare Carat · As of October 21, 2026
View at Rare Carat

About this 1.45ct lab-grown radiant diamond

This 1.45ct 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 LG794611838 or 794611838. Listed at 4 retailers as of October 30, 2026. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.45
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.5°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794611838
Dimensions7.92 × 5.62 × 3.91 mm
L/W Ratio1.41
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
7.92 mm5.62 mm1.45 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794611838
Side View
Table 62.0%Crown 40.5°Girdle: MediumPavilion 37.2°Culet: NoneDepth 69.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 30
Current: £2,433 GBP|Low: £552 GBP|High: £3,299 GBP|Avg: £1,492 GBP|+1.6%
Rare Carat
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
October 30, 2026
Retailer 7£552 GBP
Retailer 6£646 GBP
Retailer 5£825 GBP
Retailer 4£896 GBP
Retailer 10£937 GBP
Retailer 3£958 GBP
Retailer 9£1,258 GBP
Retailer 11£1,527 GBP
Retailer 12£1,884 GBP
Retailer 2£2,112 GBP
Rare Carat£2,433 GBP
Retailer 8£2,858 GBP

7 data points across 12 retailers

4 retailers

Retailer 1
-
£825 GBP
$1,106 USD
Price last confirmed 25 days ago
B
Retailer 2
-
£2,112 GBP
$2,830 USD
View
Retailer 3
-
£2,403 GBP
$3,220 USD
View
Price last confirmed 9 days ago
Most Expensive
Rare Carat
6882-U_l_800679690 · Oct 21
£2,433 GBP
$3,260 USD
View
Price last confirmed 9 days ago
3 more retailers have this diamond
Prices start from £2,112 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.

B
1.45ct Radiant
£2,112 GBP