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Round|Lab Grown|IGI

1.24ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG794622333

Shape and cutting style on the report: Round brilliant

Certificate IGI LG794622333

Diamond specifications and retailer prices

From £191 GBP
$256 USD
As of October 29, 2026
Save £1,167 GBP (86%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £1,358 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 LG794622333 or 794622333. Listed at 21 retailers as of October 29, 2026, with prices from £191 to £1,358, a £1,167 spread on the same certified stone. Brilliant Earth lists it at £1,358. 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 angle35.6°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG794622333
Dimensions6.87 × 6.81 × 4.28 mm
L/W Ratio1.01
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
6.87 mm6.81 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG794622333
Side View
Table 56.0%Crown 35.6°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 62.5%

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: £1,358 GBP|Low: £191 GBP|High: £1,425 GBP|Avg: £571 GBP|-4.7%
Brilliant Earth
Retailer 2
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Retailer 21
October 30, 2026
Retailer 6£191 GBP
Retailer 7£214 GBP
Retailer 20£222 GBP
Retailer 11£237 GBP
Retailer 19£237 GBP
Retailer 18£358 GBP
Retailer 2£377 GBP
Retailer 16£396 GBP
Retailer 3£396 GBP
Retailer 17£408 GBP
Retailer 10£425 GBP
Retailer 13£452 GBP
Retailer 5£555 GBP
Retailer 4£729 GBP
Retailer 12£763 GBP
Retailer 9£773 GBP
Retailer 8£801 GBP
Retailer 21£840 GBP
Retailer 15£956 GBP
Retailer 14£1,153 GBP
Brilliant Earth£1,358 GBP

23 data points across 21 retailers

21 retailers£191 GBP to £1,358 GBP

A
Cheapest Retailer
-
£191 GBP
$256 USD
A
Retailer 2
-
£214 GBP
$287 USD
View
Final sale: no returns
A
Retailer 3
-
£222 GBP
$297 USD
View
A
Retailer 4
-
£237 GBP
$318 USD
View
A
Retailer 5
-
£237 GBP
$318 USD
View
A
Retailer 6
-
£358 GBP
$480 USD
View
A
Retailer 7
-
£377 GBP
View
A
Retailer 8
-
£396 GBP
€505 EUR
View
A
Retailer 9
-
£396 GBP
$531 USD
View
A
Retailer 10
-
£408 GBP
ZAR 8,824 ZAR
View
A
Retailer 11
-
£425 GBP
$570 USD
View
A
Retailer 12
-
£452 GBP
View
B+
Retailer 13
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£555 GBP
$743 USD
View
B+
Retailer 14
-
£729 GBP
$977 USD
View
B+
Retailer 15
-
£763 GBP
$1,022 USD
View
B+
Retailer 16
-
£773 GBP
SGD 1,399 SGD
View
B+
Retailer 17
-
£801 GBP
$1,073 USD
View
B+
Retailer 18
-
£840 GBP
$1,126 USD
View
B+
Retailer 19
-
£956 GBP
View
Retailer 20
-
£1,153 GBP
$1,545 USD
View
Price last confirmed 10 days ago
Most Expensive
B
Brilliant Earth
21420028A · Oct 29
£1,358 GBP
$1,820 USD
View
20 more retailers have this diamond
Prices start from £191 GBPSave up to £1,167 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
£191 GBP