Oval|Lab Grown|IGI

0.42ct I VS1 Oval Lab Grown Diamond

ID • I/VS1 • IGI LG640411503

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG640411503

Diamond specifications and retailer prices

From £69 GBP
$93 USD
As of October 29, 2026
Save £562 GBP (89%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: £631 GBP at MOH London · As of October 26, 2026
View at MOH London

About this 0.42ct lab-grown oval diamond

This 0.42ct lab-grown oval sits in the sub-half-carat band, graded I colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG640411503 or 640411503. Listed at 16 retailers as of October 26, 2026, with prices from £69 to £631, a £562 spread on the same certified stone. MOH London lists it at £631. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.42
Carat
I
Colour
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle35.1°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG640411503
Dimensions6.01 × 4.19 × 2.62 mm
L/W Ratio1.43
Girdle conditionFaceted
Culet sizePointed
Cert comments
This Laboratory Grown Diamond was created by Chemical Vapor Deposition (CVD) growth process Type IIa
Top View
6.01 mm4.19 mm0.42 ctI / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG640411503
Side View
Table 59.0%Crown 35.1°Girdle: MED-STKPavilion 40.6°Culet: NoneDepth 62.5%

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 29
Current: £631 GBP|Low: £66 GBP|High: £638 GBP|Avg: £221 GBP|+0.2%
MOH London
Retailer 2
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Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
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Retailer 16
October 27, 2026
Retailer 11£69 GBP
Retailer 13£81 GBP
Retailer 4£91 GBP
Retailer 16£91 GBP
Retailer 12£121 GBP
Retailer 10£131 GBP
Retailer 2£155 GBP
Retailer 5£157 GBP
Retailer 9£162 GBP
Retailer 7£220 GBP
Retailer 6£246 GBP
Retailer 15£276 GBP
Retailer 14£312 GBP
Retailer 8£320 GBP
Retailer 3£455 GBP
MOH London£631 GBP

24 data points across 16 retailers

16 retailers£69 GBP to £631 GBP

A
Cheapest Retailer
-
£69 GBP
$93 USD
A
Retailer 2
-
£81 GBP
$108 USD
View
A
Retailer 3
-
£91 GBP
$122 USD
View
A
Retailer 4
-
£91 GBP
$122 USD
View
A
Retailer 5
-
£121 GBP
$162 USD
View
Retailer 6
-
£131 GBP
$175 USD
View
Price last confirmed 12 days ago
A
Retailer 7
-
£155 GBP
ZAR 3,355 ZAR
View
A
Retailer 8
-
£157 GBP
$210 USD
View
A
Retailer 9
-
£162 GBP
€207 EUR
View
B
Retailer 10
-
£235 GBP
View
B+
Retailer 11
-
£246 GBP
SGD 445 SGD
View
B
Retailer 12
-
£276 GBP
$370 USD
View
B
Retailer 13
-
£312 GBP
$418 USD
View
B
Retailer 14
-
£320 GBP
$429 USD
View
B
Retailer 15
-
£455 GBP
View
Most Expensive
B
MOH London
LG640411503 · Oct 26
£631 GBP
View
15 more retailers have this diamond
Prices start from £69 GBPSave up to £562 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 Oval
£69 GBP