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Round|Lab Grown|IGI

1.24ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG828616764

Shape and cutting style on the report: Round brilliant

Certificate IGI LG828616764

Diamond specifications and retailer prices

From £264 GBP
$354 USD
As of October 29, 2026
Save £1,781 GBP (87%) vs most expensive(unlock to see where)
28 retailers carry this diamond
Most expensive: £2,045 GBP at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.24ct lab-grown round diamond

This 1.24ct lab-grown round sits in the classic one-carat band, graded D colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG828616764 or 828616764. Listed at 28 retailers as of October 29, 2026, with prices from £264 to £2,045, a £1,781 spread on the same certified stone. Brilliant Earth lists it at £2,045. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
D
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG828616764
Dimensions6.92 × 6.97 × 4.22 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
6.92 mm6.97 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG828616764
Side View
Table 57.0%Crown 34.1°Girdle: MediumPavilion 40.9°Culet: NoneDepth 60.8%

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: Oct 29
Current: £2,045 GBP|Low: £296 GBP|High: £2,045 GBP|Avg: £873 GBP
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
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Retailer 11
Retailer 12
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Retailer 15
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Retailer 20
October 31, 2026
Retailer 4£296 GBP
Retailer 12£305 GBP
Retailer 7£449 GBP
Retailer 20£452 GBP
Retailer 3£484 GBP
Retailer 5£523 GBP
Retailer 14£543 GBP
Retailer 15£554 GBP
Retailer 18£596 GBP
Retailer 16£621 GBP
Retailer 2£653 GBP
Retailer 11£786 GBP
Retailer 9£860 GBP
Retailer 6£1,080 GBP
Retailer 8£1,251 GBP
Retailer 13£1,273 GBP
Retailer 10£1,275 GBP
Retailer 17£1,413 GBP
Retailer 19£1,985 GBP
Brilliant Earth£2,045 GBP

33 data points across 20 retailers

28 retailers£264 GBP to £2,045 GBP

A
Cheapest Retailer
-
£264 GBP
$354 USD
Retailer 2
-
£264 GBP
$354 USD
View
Price last confirmed 35 days ago
A
Retailer 3
-
£296 GBP
$396 USD
View
Final sale: no returns
Retailer 4
-
£301 GBP
$403 USD
View
Price last confirmed 60 days ago
Retailer 5
-
£301 GBP
$403 USD
View
Price last confirmed 46 days ago
Retailer 6
-
£323 GBP
$433 USD
View
Price last confirmed 35 days ago
A
Retailer 7
-
£327 GBP
$438 USD
View
A
Retailer 8
-
£327 GBP
$438 USD
View
A
Retailer 9
-
£449 GBP
$601 USD
View
A
Retailer 10
-
£452 GBP
$605 USD
View
A
Retailer 11
-
£484 GBP
$648 USD
View
A
Retailer 12
-
£488 GBP
$654 USD
View
B+
Retailer 13
-
£523 GBP
A$1,078 AUD
View
B+
Retailer 14
-
£554 GBP
€707 EUR
View
B+
Retailer 15
-
£596 GBP
$798 USD
View
B+
Retailer 16
-
£621 GBP
ZAR 13,432 ZAR
View
B+
Retailer 17
-
£653 GBP
View
B+
Retailer 18
-
£786 GBP
$1,053 USD
View
B+
Retailer 19
-
£860 GBP
$1,153 USD
View
B
Retailer 20
-
£1,080 GBP
CA$2,010 CAD
View
Retailer 21
-
£1,161 GBP
$1,555 USD
View
Price last confirmed 35 days ago
B
Retailer 22
-
£1,161 GBP
$1,555 USD
View
B
Retailer 23
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£1,251 GBP
$1,677 USD
View
B
Retailer 24
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£1,273 GBP
$1,706 USD
View
B
Retailer 25
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£1,275 GBP
$1,709 USD
View
B
Retailer 26
-
£1,413 GBP
View
B
Retailer 27
-
£1,985 GBP
$2,660 USD
View
Most Expensive
B
Brilliant Earth
21630469Y · Oct 29
£2,045 GBP
$2,740 USD
View
27 more retailers have this diamond
Prices start from £264 GBPSave up to £1,781 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
1.24ct Round
£264 GBP