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Round|Lab Grown|IGI

1.24ct D FL Round Lab Grown Diamond

ID • D/FL • IGI LG786633844

Shape and cutting style on the report: Round brilliant

Certificate IGI LG786633844

Diamond specifications and retailer prices

From £300 GBP
$402 USD
As of October 29, 2026
Save £1,767 GBP (85%) vs most expensive(unlock to see where)
22 retailers carry this diamond
Most expensive: £2,067 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 LG786633844 or 786633844. Listed at 22 retailers as of October 29, 2026, with prices from £300 to £2,067, a £1,767 spread on the same certified stone. Brilliant Earth lists it at £2,067. 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 angle34.8°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG786633844
Dimensions6.88 × 6.91 × 4.25 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
6.88 mm6.91 mm1.24 ctD / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG786633844
Side View
Table 57.0%Crown 34.8°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.6%

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: £2,067 GBP|Low: £288 GBP|High: £2,067 GBP|Avg: £705 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
Retailer 15
Retailer 16
October 30, 2026
Retailer 15£300 GBP
Retailer 9£335 GBP
Retailer 5£337 GBP
Retailer 7£372 GBP
Retailer 16£372 GBP
Retailer 12£481 GBP
Retailer 8£500 GBP
Retailer 4£546 GBP
Retailer 2£610 GBP
Retailer 11£640 GBP
Retailer 10£651 GBP
Retailer 14£896 GBP
Retailer 3£1,185 GBP
Retailer 6£1,197 GBP
Retailer 13£1,457 GBP
Brilliant Earth£2,067 GBP

42 data points across 16 retailers

22 retailers£300 GBP to £2,067 GBP

A
Cheapest Retailer
-
£300 GBP
$402 USD
A
Retailer 2
-
£335 GBP
$449 USD
View
Final sale: no returns
A
Retailer 3
-
£337 GBP
$451 USD
View
A
Retailer 4
-
£372 GBP
$499 USD
View
A
Retailer 5
-
£372 GBP
$499 USD
View
A
Retailer 6
-
£411 GBP
HK$4,300 HKD
View
A
Retailer 7
-
£481 GBP
$645 USD
View
A
Retailer 8
-
£500 GBP
$670 USD
View
B+
Retailer 9
-
£546 GBP
$731 USD
View
B+
Retailer 10
-
£592 GBP
$793 USD
View
B+
Retailer 11
-
£610 GBP
View
B+
Retailer 12
-
£640 GBP
ZAR 13,851 ZAR
View
B+
Retailer 13
-
£651 GBP
€831 EUR
View
B
Retailer 14
-
£896 GBP
$1,201 USD
View
B
Retailer 15
-
£1,185 GBP
SGD 2,145 SGD
View
B
Retailer 16
-
£1,197 GBP
$1,604 USD
View
Retailer 17
-
£1,202 GBP
$1,610 USD
View
Price last confirmed 26 days ago
B
Retailer 18
-
£1,224 GBP
$1,640 USD
View
B
Retailer 19
-
£1,366 GBP
$1,830 USD
View
B
Retailer 20
-
£1,373 GBP
$1,839 USD
View
B
Retailer 21
-
£1,457 GBP
View
Most Expensive
B
Brilliant Earth
19002111A · Oct 29
£2,067 GBP
$2,770 USD
View
21 more retailers have this diamond
Prices start from £300 GBPSave up to £1,767 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
£300 GBP