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Emerald|Lab Grown|IGI

0.42ct G VS1 Emerald Lab Grown Diamond

ID • G/VS1 • IGI LG541256291

Shape and cutting style on the report: Emerald cut

Certificate IGI LG541256291

Diamond specifications and retailer prices

From £80 GBP
$107 USD
As of October 27, 2026
Save £756 GBP (90%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: £836 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.42ct lab-grown emerald diamond

This 0.42ct lab-grown emerald sits in the sub-half-carat band, graded G colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG541256291 or 541256291. Listed at 15 retailers as of October 26, 2026, with prices from £80 to £836, a £756 spread on the same certified stone. MOH London lists it at £836. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
G
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle23.6°
Pavilion angle37.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG541256291
Dimensions5.00 × 3.65 × 2.37 mm
L/W Ratio1.37
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
5.00 mm3.65 mm0.42 ctG / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG541256291
Side View
Table 60.0%Crown 23.6°Girdle: ThickPavilion 37.9°Culet: LNGDepth 64.9%

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 27
Current: £836 GBP|Low: £77 GBP|High: £845 GBP|Avg: £255 GBP|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
October 29, 2026
Retailer 8£80 GBP
Retailer 3£94 GBP
Retailer 10£107 GBP
Retailer 13£107 GBP
Retailer 7£181 GBP
Retailer 2£199 GBP
Retailer 11£200 GBP
Retailer 9£233 GBP
Retailer 6£241 GBP
Retailer 4£270 GBP
Retailer 12£321 GBP
Retailer 5£526 GBP
MOH London£836 GBP

44 data points across 13 retailers

15 retailers£80 GBP to £836 GBP

A
Cheapest Retailer
-
£80 GBP
$107 USD
A
Retailer 2
-
£94 GBP
$125 USD
View
A
Retailer 3
-
£107 GBP
$142 USD
View
A
Retailer 4
-
£107 GBP
$142 USD
View
B+
Retailer 5
-
£181 GBP
ZAR 3,887 ZAR
View
B+
Retailer 6
-
£199 GBP
View
B+
Retailer 7
-
£200 GBP
$266 USD
View
B+
Retailer 8
-
£202 GBP
HK$2,100 HKD
View
B+
Retailer 9
-
£233 GBP
$310 USD
View
B+
Retailer 10
-
£241 GBP
View
B+
Retailer 11
-
£270 GBP
$360 USD
View
B
Retailer 12
-
£321 GBP
$428 USD
View
B
Retailer 13
-
£365 GBP
$486 USD
View
B
Retailer 14
-
£526 GBP
View
Most Expensive
B
MOH London
LG541256291 · Oct 26
£836 GBP
View
14 more retailers have this diamond
Prices start from £80 GBPSave up to £756 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
0.42ct Emerald
£80 GBP