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Round|Lab Grown|IGI

1.24ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG804649586

Shape and cutting style on the report: Round brilliant

Certificate IGI LG804649586

Diamond specifications and retailer prices

From £197 GBP
$264 USD
As of October 29, 2026
Save £1,161 GBP (85%) vs most expensive(unlock to see where)
20 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 LG804649586 or 804649586. Listed at 20 retailers as of October 29, 2026, with prices from £197 to £1,358, a £1,161 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 angle34.9°
Pavilion angle40.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG804649586
Dimensions6.94 × 6.89 × 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
6.94 mm6.89 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG804649586
Side View
Table 57.0%Crown 34.9°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 61.2%

Caratlytics Score

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A+
Exceptional
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: £1,358 GBP|Low: £195 GBP|High: £1,590 GBP|Avg: £563 GBP|-14.6%
Brilliant Earth
Retailer 2
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Retailer 12
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Retailer 20
October 31, 2026
Retailer 9£197 GBP
Retailer 19£220 GBP
Retailer 4£228 GBP
Retailer 5£244 GBP
Retailer 11£244 GBP
Retailer 15£362 GBP
Retailer 13£406 GBP
Retailer 6£406 GBP
Retailer 14£420 GBP
Retailer 7£432 GBP
Retailer 2£466 GBP
Retailer 8£556 GBP
Retailer 3£750 GBP
Retailer 12£785 GBP
Retailer 18£790 GBP
Retailer 10£823 GBP
Retailer 17£867 GBP
Retailer 16£980 GBP
Retailer 20£1,153 GBP
Brilliant Earth£1,358 GBP

33 data points across 20 retailers

20 retailers£197 GBP to £1,358 GBP

A+
Cheapest Retailer
-
£197 GBP
$264 USD
A
Retailer 2
-
£220 GBP
$295 USD
View
Final sale: no returns
A
Retailer 3
-
£228 GBP
$306 USD
View
A
Retailer 4
-
£244 GBP
$327 USD
View
A
Retailer 5
-
£244 GBP
$327 USD
View
A
Retailer 6
-
£362 GBP
$485 USD
View
A
Retailer 7
-
£406 GBP
€518 EUR
View
A
Retailer 8
-
£406 GBP
$544 USD
View
A
Retailer 9
-
£420 GBP
ZAR 9,083 ZAR
View
A
Retailer 10
-
£432 GBP
$579 USD
View
A
Retailer 11
-
£466 GBP
View
B+
Retailer 12
-
£556 GBP
$745 USD
View
B+
Retailer 13
-
£750 GBP
$1,005 USD
View
B+
Retailer 14
-
£785 GBP
$1,052 USD
View
B+
Retailer 15
-
£790 GBP
SGD 1,430 SGD
View
B+
Retailer 16
-
£823 GBP
$1,103 USD
View
B+
Retailer 17
-
£867 GBP
$1,162 USD
View
B+
Retailer 18
-
£980 GBP
View
Retailer 19
-
£1,153 GBP
$1,545 USD
View
Price last confirmed 9 days ago
Most Expensive
B
Brilliant Earth
21420756A · Oct 29
£1,358 GBP
$1,820 USD
View
19 more retailers have this diamond
Prices start from £197 GBPSave up to £1,161 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
£197 GBP