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Round|Lab Grown|IGI

1.04ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG816624968

Shape and cutting style on the report: Round brilliant

Certificate IGI LG816624968

Diamond specifications and retailer prices

From £174 GBP
$232 USD
As of October 29, 2026
Save £930 GBP (84%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,104 GBP at Brilliant Earth · As of October 29, 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 E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG816624968 or 816624968. Listed at 21 retailers as of October 29, 2026, with prices from £174 to £1,104, a £930 spread on the same certified stone. Brilliant Earth lists it at £1,104. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.04
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.9°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG816624968
Dimensions6.50 × 6.46 × 4.01 mm
L/W Ratio1.01
Girdle conditionFaceted
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
6.50 mm6.46 mm1.04 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG816624968
Side View
Table 57.0%Crown 35.9°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.8%

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: Oct 29
Current: £1,104 GBP|Low: £174 GBP|High: £1,104 GBP|Avg: £492 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
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Retailer 17
October 29, 2026
Retailer 12£174 GBP
Retailer 13£194 GBP
Retailer 7£212 GBP
Retailer 6£226 GBP
Retailer 15£351 GBP
Retailer 14£377 GBP
Retailer 2£379 GBP
Retailer 8£380 GBP
Retailer 17£389 GBP
Retailer 11£405 GBP
Retailer 4£448 GBP
Retailer 16£582 GBP
Retailer 5£730 GBP
Retailer 10£734 GBP
Retailer 3£908 GBP
Retailer 9£1,000 GBP
Brilliant Earth£1,104 GBP

36 data points across 17 retailers

21 retailers£174 GBP to £1,104 GBP

A
Cheapest Retailer
-
£174 GBP
$232 USD
A
Retailer 2
-
£194 GBP
$259 USD
View
Final sale: no returns
A
Retailer 3
-
£212 GBP
$282 USD
View
A
Retailer 4
-
£226 GBP
$301 USD
View
A
Retailer 5
-
£226 GBP
$301 USD
View
Retailer 6
-
£228 GBP
$304 USD
View
Price last confirmed 58 days ago
A
Retailer 7
-
£351 GBP
View
A
Retailer 8
-
£377 GBP
€478 EUR
View
A
Retailer 9
-
£379 GBP
$505 USD
View
A
Retailer 10
-
£380 GBP
$506 USD
View
A
Retailer 11
-
£389 GBP
ZAR 8,367 ZAR
View
A
Retailer 12
-
£405 GBP
View
B+
Retailer 13
-
£448 GBP
A$918 AUD
View
Retailer 14
-
£529 GBP
$704 USD
View
Price last confirmed 35 days ago
B+
Retailer 15
-
£582 GBP
SGD 1,048 SGD
View
B
Retailer 16
-
£728 GBP
$969 USD
View
B
Retailer 17
-
£730 GBP
$972 USD
View
B
Retailer 18
-
£734 GBP
$978 USD
View
B+
Retailer 19
-
£908 GBP
View
B
Retailer 20
-
£1,000 GBP
$1,331 USD
View
Most Expensive
B
Brilliant Earth
20991272A · Oct 29
£1,104 GBP
$1,470 USD
View
20 more retailers have this diamond
Prices start from £174 GBPSave up to £930 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
£174 GBP