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Radiant|Lab Grown|IGI

1.01ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG670465031

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

Certificate IGI LG670465031

Diamond specifications and retailer prices

From £150 GBP
As of November 6, 2026
Save £918 GBP (86%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,068 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.01ct lab-grown radiant diamond

This 1.01ct lab-grown radiant sits in the classic one-carat band, graded F colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG670465031 or 670465031. Listed at 23 retailers as of November 4, 2026, with prices from £150 to £1,068, a £918 spread on the same certified stone. Brilliant Earth lists it at £1,068. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.01
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle33.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670465031
Dimensions6.90 × 5.01 × 3.27 mm
L/W Ratio1.38
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
6.90 mm5.01 mm1.01 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670465031
Side View
Table 66.0%Crown 44.3°Girdle: Slightly ThickPavilion 33.4°Culet: NoneDepth 65.3%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £1,068 GBP|Low: £143 GBP|High: £1,068 GBP|Avg: £421 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
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Retailer 12
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Retailer 18
November 7, 2026
Retailer 18£150 GBP
Retailer 9£168 GBP
Retailer 16£175 GBP
Retailer 5£187 GBP
Retailer 8£187 GBP
Retailer 11£316 GBP
Retailer 6£323 GBP
Retailer 2£338 GBP
Retailer 12£353 GBP
Retailer 4£363 GBP
Retailer 17£431 GBP
Retailer 13£587 GBP
Retailer 3£600 GBP
Retailer 14£602 GBP
Retailer 10£640 GBP
Retailer 15£873 GBP
Retailer 7£895 GBP
Brilliant Earth£1,068 GBP

43 data points across 18 retailers

23 retailers£150 GBP to £1,068 GBP

Retailer 1
-
£146 GBP
Price last confirmed 41 days ago
A
Retailer 2
-
£150 GBP
View
Retailer 3
-
£155 GBP
View
Price last confirmed 40 days ago
A
Retailer 4
-
£168 GBP
View
Final sale: no returns
A
Retailer 5
-
£175 GBP
View
Retailer 6
-
£187 GBP
View
Price last confirmed 13 days ago
A
Retailer 7
-
£187 GBP
View
A
Retailer 8
-
£316 GBP
View
A
Retailer 9
-
£323 GBP
View
A
Retailer 10
-
£338 GBP
View
A
Retailer 11
-
£353 GBP
View
A
Retailer 12
-
£363 GBP
View
B+
Retailer 13
-
£431 GBP
View
B+
Retailer 14
-
£508 GBP
View
B+
Retailer 15
-
£587 GBP
View
B+
Retailer 16
-
£600 GBP
View
B+
Retailer 17
-
£602 GBP
View
B
Retailer 18
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£640 GBP
View
B
Retailer 19
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£665 GBP
View
Retailer 20
-
£767 GBP
View
Price last confirmed 68 days ago
B
Retailer 21
-
£873 GBP
View
B
Retailer 22
-
£895 GBP
View
Most Expensive
B
Brilliant Earth
15483178A · Nov 4
£1,068 GBP
$1,430 USD
View
22 more retailers have this diamond
Prices start from £150 GBPSave up to £918 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
1.01ct Radiant
£150 GBP