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Radiant|Lab Grown|IGI

1.02ct F IF Radiant Lab Grown Diamond

ID • F/IF • IGI LG670439998

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

Certificate IGI LG670439998

Diamond specifications and retailer prices

From £264 GBP
As of November 6, 2026
Save £1,011 GBP (79%) vs most expensive(unlock to see where)
24 retailers carry this diamond
Most expensive: £1,274 GBP at MOH London · As of November 5, 2026
View at MOH London

About this 1.02ct lab-grown radiant diamond

This 1.02ct 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 LG670439998 or 670439998. Listed at 24 retailers as of November 5, 2026, with prices from £264 to £1,274, a £1,011 spread on the same certified stone. MOH London lists it at £1,274. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.02
Carat
F
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle40.3°
Pavilion angle37.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG670439998
Dimensions6.77 × 4.94 × 3.60 mm
L/W Ratio1.37
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.77 mm4.94 mm1.02 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG670439998
Side View
Table 66.0%Crown 40.3°Girdle: STK-THKPavilion 37.3°Culet: NoneDepth 72.9%

Caratlytics Score

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

Price History

Last verified: Nov 6
Current: £1,274 GBP|Low: £264 GBP|High: £1,291 GBP|Avg: £637 GBP|-1.2%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 7, 2026
Retailer 5£264 GBP
Retailer 7£344 GBP
Retailer 13£441 GBP
Retailer 4£447 GBP
Retailer 11£563 GBP
Retailer 2£582 GBP
Retailer 6£583 GBP
Retailer 12£672 GBP
Retailer 9£797 GBP
Retailer 3£807 GBP
Retailer 10£959 GBP
Retailer 8£1,240 GBP
MOH London£1,274 GBP

34 data points across 13 retailers

24 retailers£264 GBP to £1,274 GBP

A
Cheapest Retailer
-
£264 GBP
A
Retailer 2
-
£295 GBP
View
Final sale: no returns
A
Retailer 3
-
£306 GBP
View
Retailer 4
-
£327 GBP
View
Price last confirmed 13 days ago
A
Retailer 5
-
£327 GBP
View
A
Retailer 6
-
£344 GBP
View
A
Retailer 7
-
£381 GBP
View
B+
Retailer 8
-
£441 GBP
View
B+
Retailer 9
-
£447 GBP
View
B+
Retailer 10
-
£563 GBP
View
B+
Retailer 11
-
£582 GBP
View
B+
Retailer 12
-
£583 GBP
View
Retailer 13
-
£672 GBP
View
Price last confirmed 9 days ago
B
Retailer 14
-
£793 GBP
View
B+
Retailer 15
-
£797 GBP
View
Retailer 16
-
£807 GBP
View
Price last confirmed 17 days ago
B
Retailer 17
-
£838 GBP
View
B
Retailer 18
-
£959 GBP
View
B
Retailer 19
-
£1,051 GBP
View
B
Retailer 20
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£1,082 GBP
View
B
Retailer 21
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£1,209 GBP
View
B
Retailer 22
-
£1,233 GBP
View
B
Retailer 23
-
£1,240 GBP
View
Most Expensive
B
MOH London
LG670439998 · Nov 5
£1,274 GBP
View
23 more retailers have this diamond
Prices start from £264 GBPSave up to £1,011 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
1.02ct Radiant
£264 GBP