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Oval|Lab Grown|IGI

1.18ct H VS1 Oval Lab Grown Diamond

ID • H/VS1 • IGI LG575391667

Shape and cutting style on the report: Oval brilliant

Certificate IGI LG575391667

Diamond specifications and retailer prices

From €393 EUR
$439 USD
As of October 31, 2026
Save €678 EUR (63%) vs most expensive(unlock to see where)
3 retailers carry this diamond
Most expensive: €1,071 EUR at MOH London · As of October 26, 2026
View at MOH London

About this 1.18ct lab-grown oval diamond

This 1.18ct lab-grown oval sits in the classic one-carat band, graded H colour (near-colourless) and VS1 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG575391667 or 575391667. Listed at 3 retailers as of October 26, 2026, with prices from €393 to €1,071, a €678 spread on the same certified stone. MOH London lists it at €1,071. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.18
Carat
H
Color
VS1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG575391667
Dimensions8.67 × 5.89 × 3.69 mm
L/W Ratio1.47
Girdle conditionFaceted
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
8.67 mm5.89 mm1.18 ctH / VS1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG575391667
Side View
Table 58.5%Crown 34.7°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.6%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 31
Current: €1,071 EUR|Low: €393 EUR|High: €1,071 EUR|Avg: €491 EUR
MOH London
Retailer 2
Retailer 3
October 26, 2026
Retailer 2€393 EUR
Retailer 3€396 EUR
MOH London€1,071 EUR

3 data points across 3 retailers

3 retailers€393 EUR to €1,071 EUR

A
Cheapest Retailer
-
€393 EUR
$439 USD
A
Retailer 2
-
€396 EUR
$442 USD
View
Most Expensive
B
MOH London
LG575391667 · Oct 26
€1,071 EUR
£942 GBP
View
2 more retailers have this diamond
Prices start from €393 EURSave up to €678 EUR

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
1.18ct Oval
€393 EUR