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Emerald|Lab Grown|IGI

1.43ct E FL Emerald Lab Grown Diamond

ID • E/FL • IGI LG840633313

Shape and cutting style on the report: Emerald cut

Certificate IGI LG840633313

Diamond specifications and retailer prices

From £227 GBP
$302 USD
As of October 30, 2026
Save £1,955 GBP (90%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: £2,181 GBP at Rare Carat · As of October 28, 2026
View at Rare Carat

About this 1.43ct lab-grown emerald diamond

This 1.43ct lab-grown emerald 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 LG840633313 or 840633313. Listed at 21 retailers as of October 28, 2026, with prices from £227 to £2,181, a £1,955 spread on the same certified stone. Rare Carat lists it at £2,181. 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 angle36.8°
Pavilion angle37.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG840633313
Dimensions7.77 × 5.25 × 3.51 mm
L/W Ratio1.48
Culet sizeLarge
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
7.77 mm5.25 mm1.43 ctE / FL
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG840633313
Side View
Table 60.0%Crown 36.8°Girdle: MediumPavilion 37.6°Culet: LargeDepth 66.9%

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 30
Current: £2,181 GBP|Low: £227 GBP|High: £2,181 GBP|Avg: £780 GBP
Rare Carat
Retailer 2
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Retailer 21
October 29, 2026
Retailer 10£227 GBP
Retailer 8£258 GBP
Retailer 4£264 GBP
Retailer 19£282 GBP
Retailer 20£282 GBP
Retailer 17£424 GBP
Retailer 9£460 GBP
Retailer 5£474 GBP
Retailer 16£484 GBP
Retailer 2£499 GBP
Retailer 13£501 GBP
Retailer 3£808 GBP
Retailer 11£838 GBP
Retailer 18£865 GBP
Retailer 21£905 GBP
Retailer 6£941 GBP
Retailer 14£991 GBP
Retailer 15£1,135 GBP
Retailer 12£1,925 GBP
Retailer 7£2,020 GBP
Rare Carat£2,181 GBP

22 data points across 21 retailers

21 retailers£227 GBP to £2,181 GBP

A
Cheapest Retailer
-
£227 GBP
$302 USD
A
Retailer 2
-
£258 GBP
$343 USD
View
Final sale: no returns
A
Retailer 3
-
£264 GBP
$351 USD
View
A
Retailer 4
-
£282 GBP
$375 USD
View
A
Retailer 5
-
£282 GBP
$375 USD
View
A
Retailer 6
-
£424 GBP
$565 USD
View
A
Retailer 7
-
£460 GBP
$613 USD
View
A
Retailer 8
-
£474 GBP
$631 USD
View
A
Retailer 9
-
£484 GBP
ZAR 10,408 ZAR
View
A
Retailer 10
-
£499 GBP
View
A
Retailer 11
-
£501 GBP
€635 EUR
View
B+
Retailer 12
-
£808 GBP
$1,076 USD
View
B+
Retailer 13
-
£838 GBP
$1,116 USD
View
B+
Retailer 14
-
£865 GBP
$1,152 USD
View
B+
Retailer 15
-
£905 GBP
$1,205 USD
View
B+
Retailer 16
-
£941 GBP
$1,253 USD
View
B
Retailer 17
-
£991 GBP
SGD 1,784 SGD
View
B+
Retailer 18
-
£1,135 GBP
View
B
Retailer 19
-
£1,925 GBP
$2,563 USD
View
B
Retailer 20
-
£2,020 GBP
$2,690 USD
View
Most Expensive
B
Rare Carat
JH-250268 · Oct 28
£2,181 GBP
$2,905 USD
View
20 more retailers have this diamond
Prices start from £227 GBPSave up to £1,955 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 Emerald
£227 GBP