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Round|Lab Grown|IGI

1.02ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG782686932

Shape and cutting style on the report: Round brilliant

Certificate IGI LG782686932

Diamond specifications and retailer prices

From £151 GBP
As of November 3, 2026
Save £1,204 GBP (89%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £1,356 GBP at Brilliant Earth · As of November 3, 2026
View at Brilliant Earth

About this 1.02ct lab-grown round diamond

This 1.02ct lab-grown round 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 LG782686932 or 782686932. Listed at 22 retailers as of November 3, 2026, with prices from £151 to £1,356, a £1,204 spread on the same certified stone. Brilliant Earth lists it at £1,356. 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 angle35.6°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG782686932
Dimensions6.37 × 6.41 × 3.98 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.37 mm6.41 mm1.02 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG782686932
Side View
Table 58.0%Crown 35.6°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 62.3%

Caratlytics Score

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

Price History

Last verified: Nov 3
Current: £340 GBP|Low: £150 GBP|High: £880 GBP|Avg: £410 GBP|-0.9%
Retailer 1
Retailer 2
Retailer 3
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Retailer 5
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Retailer 11
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Retailer 13
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Retailer 19
November 5, 2026
Retailer 15£151 GBP
Retailer 3£176 GBP
Retailer 9£186 GBP
Retailer 4£187 GBP
Retailer 17£218 GBP
Retailer 13£252 GBP
Retailer 6£307 GBP
Retailer 7£321 GBP
Retailer 1£340 GBP
Retailer 11£347 GBP
Retailer 10£361 GBP
Retailer 5£453 GBP
Retailer 14£453 GBP
Retailer 19£516 GBP
Retailer 18£602 GBP
Retailer 12£637 GBP
Retailer 16£641 GBP
Retailer 2£648 GBP
Retailer 8£869 GBP

31 data points across 19 retailers

22 retailers£151 GBP to £1,356 GBP

A
Cheapest Retailer
-
£151 GBP
A
Retailer 2
-
£176 GBP
View
Retailer 3
-
£186 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£187 GBP
View
A
Retailer 5
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£218 GBP
View
A
Retailer 6
-
£252 GBP
View
A
Retailer 7
-
£307 GBP
View
A
Retailer 8
-
£321 GBP
View
A
Retailer 9
-
£340 GBP
View
A
Retailer 10
-
£340 GBP
View
B+
Retailer 11
-
£347 GBP
View
B+
Retailer 12
-
£361 GBP
View
B+
Retailer 13
-
£453 GBP
View
B+
Retailer 14
-
£453 GBP
View
B+
Retailer 15
-
£516 GBP
View
Retailer 16
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£600 GBP
View
Price last confirmed 8 days ago
B+
Retailer 17
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£602 GBP
View
B+
Retailer 18
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£637 GBP
View
B+
Retailer 19
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£641 GBP
View
B+
Retailer 20
-
£648 GBP
View
B
Retailer 21
-
£869 GBP
View
Most Expensive
B
Brilliant Earth
18505013A · Nov 3
£1,356 GBP
$1,830 USD
View
21 more retailers have this diamond
Prices start from £151 GBPSave up to £1,204 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 Round
£151 GBP