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Round|Lab Grown|IGI

1.51ct J VS2 Round Lab Grown Diamond

ID • J/VS2 • IGI LG508136305

Shape and cutting style on the report: Round brilliant

Certificate IGI LG508136305

Diamond specifications and retailer prices

From €231 EUR
$258 USD
As of October 25, 2026
Save €700 EUR (75%) vs most expensive(unlock to see where)
4 retailers carry this diamond
Most expensive: €931 EUR at MOH London · As of October 29, 2026
View at MOH London

About this 1.51ct lab-grown round diamond

This 1.51ct lab-grown round sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and VS2 clarity (very-slightly-included), with a top-tier cut grade and certified by IGI LG508136305 or 508136305. Listed at 4 retailers as of October 25, 2026, with prices from €231 to €931, a €700 spread on the same certified stone. MOH London lists it at €931. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.51
Carat
J
Colour
VS2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.7°
OriginLab Grown
Grading LabIGI
CertificateIGI LG508136305
Dimensions7.37 × 7.32 × 4.56 mm
L/W Ratio1.01
Girdle conditionFaceted
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type IIa
Top View
7.37 mm7.32 mm1.51 ctJ / VS2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG508136305
Side View
Table 56.0%Crown 35.5°Girdle: MediumPavilion 40.7°Culet: NoneDepth 62.2%

Caratlytics Score

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A
Excellent
Excellent quality and great value
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Price History

Last verified: Oct 25
Current: €931 EUR|Low: €231 EUR|High: €937 EUR|Avg: €546 EUR|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
October 18, 2026
Retailer 2€231 EUR
Retailer 4€379 EUR
Retailer 3€397 EUR
MOH London€931 EUR

10 data points across 4 retailers

4 retailers€231 EUR to €931 EUR

A
Cheapest Retailer
-
€231 EUR
$258 USD
A
Retailer 2
-
€379 EUR
$423 USD
View
B+
Retailer 3
-
€397 EUR
$444 USD
View
Most Expensive
A
MOH London
LG508136305 · Oct 29
€931 EUR
£819 GBP
View
3 more retailers have this diamond
Prices start from €231 EURSave up to €700 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
1.51ct Round
€231 EUR