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Round|Lab Grown|IGI

1.24ct E IF Round Lab Grown Diamond

ID • E/IF • IGI LG770650168

Shape and cutting style on the report: Round brilliant

Certificate IGI LG770650168

Diamond specifications and retailer prices

From £190 GBP
$253 USD
As of October 30, 2026
Save £1,312 GBP (87%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: £1,502 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 E colour (colourless) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG770650168 or 770650168. Listed at 23 retailers as of October 29, 2026, with prices from £190 to £1,502, a £1,312 spread on the same certified stone. Brilliant Earth lists it at £1,502. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.24
Carat
E
Colour
IF
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.9°
Pavilion angle40.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG770650168
Dimensions6.92 × 6.95 × 4.20 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
6.92 mm6.95 mm1.24 ctE / IF
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG770650168
Side View
Table 60.0%Crown 33.9°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 60.4%

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 30
Current: £1,502 GBP|Low: £164 GBP|High: £1,502 GBP|Avg: £476 GBP|+13.0%
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
October 30, 2026
Retailer 3£170 GBP
Retailer 5£211 GBP
Retailer 12£211 GBP
Retailer 4£285 GBP
Retailer 2£342 GBP
Retailer 10£363 GBP
Retailer 9£387 GBP
Retailer 7£394 GBP
Retailer 13£424 GBP
Retailer 11£515 GBP
Retailer 14£553 GBP
Retailer 6£709 GBP
Retailer 8£852 GBP
Brilliant Earth£1,502 GBP

36 data points across 14 retailers

23 retailers£190 GBP to £1,502 GBP

Retailer 1
-
£170 GBP
$227 USD
Price last confirmed 20 days ago
A
Retailer 2
-
£190 GBP
$253 USD
View
Final sale: no returns
Retailer 3
-
£197 GBP
$263 USD
View
Price last confirmed 17 days ago
Retailer 4
-
£211 GBP
$281 USD
View
Price last confirmed 18 days ago
Retailer 5
-
£211 GBP
$281 USD
View
Price last confirmed 28 days ago
A
Retailer 6
-
£211 GBP
$281 USD
View
A
Retailer 7
-
£285 GBP
$380 USD
View
A
Retailer 8
-
£342 GBP
View
A
Retailer 9
-
£363 GBP
ZAR 7,809 ZAR
View
A
Retailer 10
-
£387 GBP
€491 EUR
View
A
Retailer 11
-
£393 GBP
$523 USD
View
A
Retailer 12
-
£394 GBP
View
A
Retailer 13
-
£424 GBP
A$868 AUD
View
B+
Retailer 14
-
£508 GBP
$676 USD
View
B+
Retailer 15
-
£515 GBP
A$1,056 AUD
View
B+
Retailer 16
-
£553 GBP
$737 USD
View
Retailer 17
-
£680 GBP
$905 USD
View
Price last confirmed 30 days ago
B+
Retailer 18
-
£686 GBP
SGD 1,234 SGD
View
Retailer 19
-
£709 GBP
A$1,452 AUD
View
Price last confirmed 29 days ago
B+
Retailer 20
-
£719 GBP
$957 USD
View
B+
Retailer 21
-
£852 GBP
View
B
Retailer 22
-
£961 GBP
$1,280 USD
View
Most Expensive
B
Brilliant Earth
18992124A · Oct 29
£1,502 GBP
$2,000 USD
View
22 more retailers have this diamond
Prices start from £190 GBPSave up to £1,312 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
£190 GBP