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Round|Lab Grown|IGI

1.43ct E FL Round Lab Grown Diamond

ID • E/FL • IGI LG825660124

Shape and cutting style on the report: Round brilliant

Certificate IGI LG825660124

Diamond specifications and retailer prices

From £223 GBP
$299 USD
As of October 29, 2026
Save £1,258 GBP (85%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: £1,481 GBP at Rare Carat · As of October 25, 2026
View at Rare Carat

About this 1.43ct lab-grown round diamond

This 1.43ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded E colour (colourless) and FL clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI LG825660124 or 825660124. Listed at 19 retailers as of October 25, 2026, with prices from £223 to £1,481, a £1,258 spread on the same certified stone. Rare Carat lists it at £1,481. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.43
Carat
E
Colour
FL
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle33.2°
Pavilion angle41°
OriginLab Grown
Grading LabIGI
CertificateIGI LG825660124
Dimensions7.30 × 7.25 × 4.44 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
7.30 mm7.25 mm1.43 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG825660124
Side View
Table 57.0%Crown 33.2°Girdle: MediumPavilion 41°Culet: NoneDepth 61.1%

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: £1,481 GBP|Low: £219 GBP|High: £1,642 GBP|Avg: £658 GBP|-1.7%
Rare Carat
Retailer 2
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Retailer 11
Retailer 12
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Retailer 19
October 30, 2026
Retailer 7£223 GBP
Retailer 8£249 GBP
Retailer 3£258 GBP
Retailer 4£276 GBP
Retailer 10£276 GBP
Retailer 16£392 GBP
Retailer 14£451 GBP
Retailer 5£452 GBP
Retailer 15£475 GBP
Retailer 12£489 GBP
Retailer 6£666 GBP
Retailer 17£738 GBP
Retailer 19£849 GBP
Retailer 18£885 GBP
Retailer 11£888 GBP
Retailer 9£924 GBP
Retailer 13£1,114 GBP
Retailer 2£1,478 GBP
Rare Carat£1,481 GBP

37 data points across 19 retailers

19 retailers£223 GBP to £1,481 GBP

A
Cheapest Retailer
-
£223 GBP
$299 USD
A
Retailer 2
-
£249 GBP
$334 USD
View
Final sale: no returns
A
Retailer 3
-
£258 GBP
$346 USD
View
A
Retailer 4
-
£276 GBP
$370 USD
View
A
Retailer 5
-
£276 GBP
$370 USD
View
A
Retailer 6
-
£392 GBP
$525 USD
View
A
Retailer 7
-
£451 GBP
€575 EUR
View
A
Retailer 8
-
£452 GBP
$606 USD
View
A
Retailer 9
-
£475 GBP
ZAR 10,278 ZAR
View
A
Retailer 10
-
£489 GBP
View
A
Retailer 11
-
£666 GBP
$893 USD
View
B+
Retailer 12
-
£738 GBP
$989 USD
View
B+
Retailer 13
-
£849 GBP
$1,138 USD
View
B+
Retailer 14
-
£885 GBP
SGD 1,603 SGD
View
B+
Retailer 15
-
£888 GBP
$1,190 USD
View
B+
Retailer 16
-
£924 GBP
$1,238 USD
View
B+
Retailer 17
-
£1,114 GBP
View
B
Retailer 18
-
£1,478 GBP
$1,980 USD
View
Most Expensive
B
Rare Carat
PD-239712 · Oct 25
£1,481 GBP
$1,985 USD
View
18 more retailers have this diamond
Prices start from £223 GBPSave up to £1,258 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
1.43ct Round
£223 GBP