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Radiant|Lab Grown|IGI

1.06ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG623441494

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

Certificate IGI LG623441494

Diamond specifications and retailer prices

From £144 GBP
As of November 6, 2026
Save £1,059 GBP (88%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,203 GBP at Brilliant Earth · As of November 5, 2026
View at Brilliant Earth

About this 1.06ct lab-grown radiant diamond

This 1.06ct 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 LG623441494 or 623441494. Listed at 24 retailers as of November 5, 2026, with prices from £144 to £1,203, a £1,059 spread on the same certified stone. Brilliant Earth lists it at £1,203. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.06
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle41.8°
Pavilion angle36.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623441494
Dimensions6.78 × 5.19 × 3.56 mm
L/W Ratio1.31
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
6.78 mm5.19 mm1.06 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623441494
Side View
Table 63.0%Crown 41.8°Girdle: MediumPavilion 36.9°Culet: NoneDepth 68.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 6
Current: £1,136 GBP|Low: £140 GBP|High: £1,203 GBP|Avg: £467 GBP|-0.7%
Brilliant Earth
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
Retailer 13
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Retailer 19
November 6, 2026
Retailer 6£144 GBP
Retailer 19£167 GBP
Retailer 10£179 GBP
Retailer 18£179 GBP
Retailer 2£303 GBP
Retailer 9£312 GBP
Retailer 13£322 GBP
Retailer 12£335 GBP
Retailer 5£358 GBP
Retailer 16£436 GBP
Retailer 15£462 GBP
Retailer 3£466 GBP
Retailer 4£575 GBP
Retailer 11£602 GBP
Retailer 17£603 GBP
Retailer 8£614 GBP
Retailer 7£833 GBP
Retailer 14£833 GBP
Brilliant Earth£1,136 GBP

42 data points across 19 retailers

24 retailers£144 GBP to £1,203 GBP

A
Cheapest Retailer
-
£144 GBP
A
Retailer 2
-
£163 GBP
View
Final sale: no returns
A
Retailer 3
-
£167 GBP
View
Retailer 4
-
£179 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£179 GBP
View
A
Retailer 6
-
£303 GBP
View
A
Retailer 7
-
£312 GBP
View
A
Retailer 8
-
£322 GBP
View
A
Retailer 9
-
£335 GBP
View
A
Retailer 10
-
£358 GBP
View
A
Retailer 11
-
£436 GBP
View
B+
Retailer 12
-
£462 GBP
View
B+
Retailer 13
-
£466 GBP
View
B+
Retailer 14
-
£524 GBP
View
B+
Retailer 15
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£575 GBP
View
B+
Retailer 16
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£576 GBP
View
B+
Retailer 17
-
£602 GBP
View
Retailer 18
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£603 GBP
View
Price last confirmed 11 days ago
B+
Retailer 19
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£614 GBP
View
Retailer 20
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£829 GBP
View
Price last confirmed 33 days ago
Retailer 21
-
£833 GBP
View
Price last confirmed 17 days ago
B+
Retailer 22
-
£833 GBP
View
B
Retailer 23
-
£1,136 GBP
View
Most Expensive
B
Brilliant Earth
9493065A · Nov 5
£1,203 GBP
$1,610 USD
View
23 more retailers have this diamond
Prices start from £144 GBPSave up to £1,059 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
1.06ct Radiant
£144 GBP