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Round|Lab Grown|IGI

1.04ct F IF Round Lab Grown Diamond

ID • F/IF • IGI LG641411188

Shape and cutting style on the report: Round brilliant

Certificate IGI LG641411188

Diamond specifications and retailer prices

From £166 GBP
As of November 5, 2026
Save £953 GBP (85%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £1,119 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 LG641411188 or 641411188. Listed at 28 retailers as of November 4, 2026, with prices from £166 to £1,119, a £953 spread on the same certified stone. Brilliant Earth lists it at £1,119. 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
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.8°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG641411188
Dimensions6.53 × 6.56 × 3.97 mm
L/W Ratio1.00
Girdle conditionFaceted
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
6.53 mm6.56 mm1.04 ctF / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG641411188
Side View
Table 58.0%Crown 33.8°Girdle: MediumPavilion 40.8°Culet: NoneDepth 60.7%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Nov 5
Current: £1,119 GBP|Low: £166 GBP|High: £1,385 GBP|Avg: £483 GBP|-19.3%
Brilliant Earth
Retailer 2
Retailer 3
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Retailer 19
November 5, 2026
Retailer 3£166 GBP
Retailer 8£218 GBP
Retailer 4£259 GBP
Retailer 14£312 GBP
Retailer 16£315 GBP
Retailer 2£330 GBP
Retailer 5£357 GBP
Retailer 7£359 GBP
Retailer 6£390 GBP
Retailer 18£413 GBP
Retailer 15£445 GBP
Retailer 10£520 GBP
Retailer 17£556 GBP
Retailer 19£589 GBP
Retailer 9£627 GBP
Retailer 13£641 GBP
Retailer 11£654 GBP
Retailer 12£851 GBP
Brilliant Earth£1,119 GBP

42 data points across 19 retailers

28 retailers£166 GBP to £1,119 GBP

Retailer 1
-
£141 GBP
Price last confirmed 35 days ago
A
Retailer 2
-
£166 GBP
View
Final sale: no returns
Retailer 3
-
£171 GBP
View
Price last confirmed 30 days ago
Retailer 4
-
£177 GBP
View
Price last confirmed 44 days ago
Retailer 5
-
£183 GBP
View
Price last confirmed 34 days ago
A
Retailer 6
-
£183 GBP
View
Retailer 7
-
£187 GBP
View
Price last confirmed 37 days ago
A
Retailer 8
-
£218 GBP
View
A
Retailer 9
-
£259 GBP
View
A
Retailer 10
-
£312 GBP
View
A
Retailer 11
-
£315 GBP
View
A
Retailer 12
-
£330 GBP
View
B+
Retailer 13
-
£357 GBP
View
B+
Retailer 14
-
£359 GBP
View
B+
Retailer 15
-
£390 GBP
View
B+
Retailer 16
-
£413 GBP
View
B+
Retailer 17
-
£445 GBP
View
B+
Retailer 18
-
£520 GBP
View
Retailer 19
-
£556 GBP
View
Price last confirmed 8 days ago
Retailer 20
-
£587 GBP
View
Price last confirmed 27 days ago
B
Retailer 21
-
£589 GBP
View
Retailer 22
-
£609 GBP
View
Price last confirmed 36 days ago
B
Retailer 23
-
£627 GBP
View
B
Retailer 24
-
£641 GBP
View
B
Retailer 25
-
£654 GBP
View
Retailer 26
-
£670 GBP
View
Price last confirmed 11 days ago
B
Retailer 27
-
£851 GBP
View
Most Expensive
B
Brilliant Earth
11464942A · Nov 4
£1,119 GBP
$1,510 USD
View
27 more retailers have this diamond
Prices start from £166 GBPSave up to £953 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
£166 GBP