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Radiant|Lab Grown|IGI

1.41ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG732530370

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

Certificate IGI LG732530370

Diamond specifications and retailer prices

From £179 GBP
As of November 4, 2026
Save £1,555 GBP (90%) vs most expensive(unlock to see where)
27 retailers carry this diamond
Most expensive: £1,733 GBP at Brilliant Earth · As of November 6, 2026
View at Brilliant Earth

About this 1.41ct lab-grown radiant diamond

This 1.41ct lab-grown radiant sits in the one-and-a-quarter to one-and-a-half carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG732530370 or 732530370. Listed at 27 retailers as of November 6, 2026, with prices from £179 to £1,733, a £1,555 spread on the same certified stone. Brilliant Earth lists it at £1,733. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.41
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.1°
Pavilion angle34.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG732530370
Dimensions8.24 × 5.55 × 3.67 mm
L/W Ratio1.48
Culet sizePointed
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
8.24 mm5.55 mm1.41 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG732530370
Side View
Table 62.0%Crown 43.1°Girdle: MediumPavilion 34.1°Culet: NoneDepth 66.1%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 4
Current: £1,733 GBP|Low: £179 GBP|High: £1,935 GBP|Avg: £643 GBP|-10.4%
Brilliant Earth
Retailer 2
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Retailer 18
November 6, 2026
Retailer 17£179 GBP
Retailer 5£207 GBP
Retailer 4£258 GBP
Retailer 18£314 GBP
Retailer 11£369 GBP
Retailer 2£376 GBP
Retailer 7£406 GBP
Retailer 12£415 GBP
Retailer 14£543 GBP
Retailer 9£601 GBP
Retailer 16£716 GBP
Retailer 6£751 GBP
Retailer 10£752 GBP
Retailer 8£790 GBP
Retailer 3£838 GBP
Retailer 13£886 GBP
Retailer 15£1,397 GBP
Brilliant Earth£1,733 GBP

45 data points across 18 retailers

27 retailers£179 GBP to £1,733 GBP

A
Cheapest Retailer
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£179 GBP
A
Retailer 2
-
£179 GBP
View
A
Retailer 3
-
£207 GBP
View
Final sale: no returns
Retailer 4
-
£208 GBP
View
Price last confirmed 41 days ago
Retailer 5
-
£219 GBP
View
Price last confirmed 39 days ago
Retailer 6
-
£222 GBP
View
Price last confirmed 35 days ago
A
Retailer 7
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£258 GBP
View
B+
Retailer 8
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£314 GBP
View
A
Retailer 9
-
£369 GBP
View
A
Retailer 10
-
£376 GBP
View
A
Retailer 11
-
£406 GBP
View
A
Retailer 12
-
£415 GBP
View
A
Retailer 13
-
£486 GBP
View
A
Retailer 14
-
£543 GBP
View
A
Retailer 15
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£613 GBP
View
B+
Retailer 16
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£713 GBP
View
Retailer 17
-
£713 GBP
View
Price last confirmed 38 days ago
Retailer 18
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£713 GBP
View
Price last confirmed 28 days ago
B+
Retailer 19
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£713 GBP
View
B+
Retailer 20
-
£716 GBP
View
B+
Retailer 21
-
£751 GBP
View
B+
Retailer 22
-
£752 GBP
View
B+
Retailer 23
-
£790 GBP
View
Retailer 24
-
£838 GBP
View
Price last confirmed 37 days ago
B+
Retailer 25
-
£886 GBP
View
Retailer 26
-
£1,397 GBP
View
Price last confirmed 17 days ago
Most Expensive
B
Brilliant Earth
15998416A · Nov 6
£1,733 GBP
$2,320 USD
View
26 more retailers have this diamond
Prices start from £179 GBPSave up to £1,555 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
1.41ct Radiant
£179 GBP