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Emerald|Lab Grown|IGI

0.42ct F VS1 Emerald Lab Grown Diamond

ID • F/VS1 • IGI LG544242152

Shape and cutting style on the report: Emerald cut

Certificate IGI LG544242152

Diamond specifications and retailer prices

From £80 GBP
$107 USD
As of October 27, 2026
Save £754 GBP (90%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £834 GBP at MOH London · As of October 29, 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 F colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG544242152 or 544242152. Listed at 16 retailers as of October 27, 2026, with prices from £80 to £834, a £754 spread on the same certified stone. MOH London lists it at £834. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
F
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle38.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG544242152
Dimensions5.13 × 3.49 × 2.39 mm
L/W Ratio1.47
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
5.13 mm3.49 mm0.42 ctF / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG544242152
Side View
Table 65.5%Crown 34.4°Girdle: MED-STKPavilion 38.1°Culet: LNGDepth 68.5%

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: £834 GBP|Low: £77 GBP|High: £840 GBP|Avg: £255 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
Retailer 12
Retailer 13
Retailer 14
October 29, 2026
Retailer 10£80 GBP
Retailer 4£93 GBP
Retailer 3£106 GBP
Retailer 12£106 GBP
Retailer 11£172 GBP
Retailer 8£180 GBP
Retailer 2£196 GBP
Retailer 13£199 GBP
Retailer 7£240 GBP
Retailer 9£259 GBP
Retailer 5£269 GBP
Retailer 14£319 GBP
Retailer 6£523 GBP
MOH London£834 GBP

44 data points across 14 retailers

16 retailers£80 GBP to £834 GBP

A
Cheapest Retailer
-
£80 GBP
$107 USD
A
Retailer 2
-
£93 GBP
$125 USD
View
A
Retailer 3
-
£106 GBP
$142 USD
View
A
Retailer 4
-
£106 GBP
$142 USD
View
B+
Retailer 5
-
£172 GBP
$230 USD
View
A
Retailer 6
-
£180 GBP
ZAR 3,887 ZAR
View
B+
Retailer 7
-
£196 GBP
View
B+
Retailer 8
-
£199 GBP
$266 USD
View
B+
Retailer 9
-
£210 GBP
HK$2,200 HKD
View
B+
Retailer 10
-
£240 GBP
View
B+
Retailer 11
-
£259 GBP
A$533 AUD
View
B+
Retailer 12
-
£269 GBP
$360 USD
View
B
Retailer 13
-
£319 GBP
$428 USD
View
B
Retailer 14
-
£363 GBP
$486 USD
View
B
Retailer 15
-
£523 GBP
View
Most Expensive
B
MOH London
LG544242152 · Oct 29
£834 GBP
View
15 more retailers have this diamond
Prices start from £80 GBPSave up to £754 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