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Round|Lab Grown|IGI

1.04ct F IF Round Lab Grown Diamond

EX • F/IF • IGI LG784693520

Shape and cutting style on the report: Round brilliant

Certificate IGI LG784693520

Diamond specifications and retailer prices

From £153 GBP
As of November 3, 2026
Save £921 GBP (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,074 GBP at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

About this 1.04ct lab-grown round diamond

This 1.04ct 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 LG784693520 or 784693520. Listed at 21 retailers as of November 3, 2026, with prices from £153 to £1,074, a £921 spread on the same certified stone. Brilliant Earth lists it at £1,074. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
F
Colour
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.9°
Pavilion angle41.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG784693520
Dimensions6.42 × 6.44 × 4.04 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.42 mm6.44 mm1.04 ctF / IF
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG784693520
Side View
Table 58.0%Crown 34.9°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.8%

Caratlytics Score

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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 3
Current: £1,074 GBP|Low: £153 GBP|High: £1,074 GBP|Avg: £417 GBP
Brilliant Earth
Retailer 2
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Retailer 20
November 5, 2026
Retailer 17£153 GBP
Retailer 4£179 GBP
Retailer 9£189 GBP
Retailer 5£190 GBP
Retailer 12£218 GBP
Retailer 14£258 GBP
Retailer 6£313 GBP
Retailer 7£326 GBP
Retailer 2£347 GBP
Retailer 16£360 GBP
Retailer 11£364 GBP
Retailer 8£462 GBP
Retailer 15£462 GBP
Retailer 20£524 GBP
Retailer 19£613 GBP
Retailer 13£648 GBP
Retailer 18£651 GBP
Retailer 3£661 GBP
Retailer 10£885 GBP
Brilliant Earth£1,074 GBP

36 data points across 20 retailers

21 retailers£153 GBP to £1,074 GBP

A
Cheapest Retailer
-
£153 GBP
A
Retailer 2
-
£179 GBP
View
Retailer 3
-
£189 GBP
View
Price last confirmed 11 days ago
A
Retailer 4
-
£190 GBP
View
A
Retailer 5
-
£218 GBP
View
A
Retailer 6
-
£258 GBP
View
A
Retailer 7
-
£313 GBP
View
A
Retailer 8
-
£326 GBP
View
A
Retailer 9
-
£347 GBP
View
B+
Retailer 10
-
£360 GBP
View
B+
Retailer 11
-
£364 GBP
View
B+
Retailer 12
-
£462 GBP
View
Retailer 13
-
£462 GBP
View
Price last confirmed 9 days ago
B+
Retailer 14
-
£524 GBP
View
B+
Retailer 15
-
£613 GBP
View
B
Retailer 16
-
£648 GBP
View
B+
Retailer 17
-
£651 GBP
View
B+
Retailer 18
-
£661 GBP
View
Retailer 19
-
£885 GBP
View
Price last confirmed 10 days ago
B
Retailer 20
-
£909 GBP
View
Most Expensive
B
Brilliant Earth
18622447A · Nov 4
£1,074 GBP
$1,450 USD
View
20 more retailers have this diamond
Prices start from £153 GBPSave up to £921 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
1.04ct Round
£153 GBP