Emerald|Lab Grown|IGI

0.43ct J VS1 Emerald Lab Grown Diamond

ID • J/VS1 • IGI LG539215428

Shape and cutting style on the report: Emerald cut

Certificate IGI LG539215428

Diamond specifications and retailer prices

From £82 GBP
$109 USD
As of October 29, 2026
Save £772 GBP (90%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: £854 GBP at MOH London · As of October 29, 2026
View at MOH London

About this 0.43ct lab-grown emerald diamond

This 0.43ct lab-grown emerald sits in the sub-half-carat band, graded J colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG539215428 or 539215428. Listed at 11 retailers as of October 29, 2026, with prices from £82 to £854, a £772 spread on the same certified stone. MOH London lists it at £854. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.43
Carat
J
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle24.5°
Pavilion angle40.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG539215428
Dimensions5.34 × 3.45 × 2.36 mm
L/W Ratio1.55
Culet sizeLong
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process and may include post-growth treatment Type IIa
Top View
5.34 mm3.45 mm0.43 ctJ / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG539215428
Side View
Table 64.5%Crown 24.5°Girdle: MED-STKPavilion 40.3°Culet: LNGDepth 68.4%

Caratlytics Score

How it works →
A
Excellent
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: £854 GBP|Low: £79 GBP|High: £859 GBP|Avg: £239 GBP|+0.6%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
October 29, 2026
Retailer 4£82 GBP
Retailer 10£95 GBP
Retailer 6£108 GBP
Retailer 9£108 GBP
Retailer 3£173 GBP
Retailer 2£184 GBP
Retailer 7£201 GBP
Retailer 5£225 GBP
Retailer 11£272 GBP
Retailer 8£327 GBP
MOH London£854 GBP

20 data points across 11 retailers

11 retailers£82 GBP to £854 GBP

A
Cheapest Retailer
-
£82 GBP
$109 USD
A
Retailer 2
-
£95 GBP
$127 USD
View
A
Retailer 3
-
£108 GBP
$144 USD
View
A
Retailer 4
-
£108 GBP
$144 USD
View
A
Retailer 5
-
£173 GBP
HK$1,800 HKD
View
A
Retailer 6
-
£184 GBP
ZAR 3,953 ZAR
View
A
Retailer 7
-
£201 GBP
$268 USD
View
A
Retailer 8
-
£225 GBP
$300 USD
View
A
Retailer 9
-
£272 GBP
$362 USD
View
B+
Retailer 10
-
£327 GBP
$435 USD
View
Most Expensive
B
MOH London
LG539215428 · Oct 29
£854 GBP
View
10 more retailers have this diamond
Prices start from £82 GBPSave up to £772 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
0.43ct Emerald
£82 GBP