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Cushion|Lab Grown|IGI

0.42ct E VS1 Cushion Lab Grown Diamond

ID • E/VS1 • IGI LG841618499

Shape and cutting style on the report: Square cushion modified brilliant

Certificate IGI LG841618499

Diamond specifications and retailer prices

From £124 GBP
$165 USD
As of October 30, 2026
Save £547 GBP (82%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: £670 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.42ct lab-grown cushion diamond

This 0.42ct lab-grown cushion sits in the sub-half-carat band, graded E colour (colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG841618499 or 841618499. Listed at 8 retailers as of October 26, 2026, with prices from £124 to £670, a £547 spread on the same certified stone. MOH London lists it at £670. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
E
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
Crown angle35°
Pavilion angle34.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG841618499
Dimensions4.47 × 4.36 × 2.67 mm
L/W Ratio1.03
Girdle conditionFaceted
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
4.47 mm4.36 mm0.42 ctE / VS1
OriginLab Grown
CutIdeal
PolishVery Good
SymmetryGood
FluorescenceNone
CertificateIGI LG841618499
Side View
Table 67.0%Crown 35°Girdle: MED-ETKPavilion 34.3°Culet: NoneDepth 61.2%

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 30
Current: £670 GBP|Low: £124 GBP|High: £677 GBP|Avg: £252 GBP|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
October 30, 2026
Retailer 7£124 GBP
Retailer 5£139 GBP
Retailer 3£172 GBP
Retailer 2£175 GBP
Retailer 4£220 GBP
Retailer 6£262 GBP
MOH London£670 GBP

22 data points across 7 retailers

8 retailers£124 GBP to £670 GBP

A
Cheapest Retailer
-
£124 GBP
$165 USD
A
Retailer 2
-
£139 GBP
$185 USD
View
A
Retailer 3
-
£172 GBP
€218 EUR
View
A
Retailer 4
-
£175 GBP
View
B+
Retailer 5
-
£220 GBP
View
B+
Retailer 6
-
£248 GBP
$330 USD
View
B+
Retailer 7
-
£262 GBP
$349 USD
View
Most Expensive
B
MOH London
LG841618499 · Oct 26
£670 GBP
View
7 more retailers have this diamond
Prices start from £124 GBPSave up to £547 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 Cushion
£124 GBP