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2.42ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • IGI LG487172850

Shape and cutting style on the report: Round brilliant

Certificate IGI LG487172850

Diamond specifications and retailer prices

From €1,190 EUR
$1,330 USD
As of October 30, 2026
Save €5,934 EUR (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €7,124 EUR at MOH London · As of October 27, 2026
View at MOH London

About this 2.42ct lab-grown round diamond

This 2.42ct lab-grown round sits in the two to three carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG487172850 or 487172850. Listed at 9 retailers as of October 27, 2026, with prices from €1,190 to €7,124, a €5,934 spread on the same certified stone. MOH London lists it at €7,124. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

2.42
Carat
J
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle32.3°
Pavilion angle40.1°
OriginLab Grown
Grading LabIGI
CertificateIGI LG487172850
Dimensions8.81 × 8.86 × 5.13 mm
L/W Ratio1.01
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
8.81 mm8.86 mm2.42 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG487172850
Side View
Table 59.5%Crown 32.3°Girdle: THN-MEDPavilion 40.1°Culet: NoneDepth 58.1%

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: €7,124 EUR|Low: €1,190 EUR|High: €7,209 EUR|Avg: €3,780 EUR|+0.1%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 30, 2026
Retailer 2€1,190 EUR
Retailer 6€2,492 EUR
Retailer 7€2,565 EUR
Retailer 4€2,658 EUR
Retailer 8€3,244 EUR
Retailer 3€3,899 EUR
Retailer 5€4,139 EUR
Retailer 9€5,947 EUR
MOH London€7,124 EUR

17 data points across 9 retailers

9 retailers€1,190 EUR to €7,124 EUR

A
Cheapest Retailer
-
€1,190 EUR
$1,330 USD
Retailer 2
-
€2,291 EUR
$2,559 USD
View
Price last confirmed 20 days ago
B+
Retailer 3
-
€2,492 EUR
$2,784 USD
View
B+
Retailer 4
-
€2,565 EUR
$2,866 USD
View
Final sale: no returns
Retailer 5
-
€2,658 EUR
$2,969 USD
View
Price last confirmed 18 days ago
B+
Retailer 6
-
€2,658 EUR
$2,969 USD
View
B
Retailer 7
-
€3,899 EUR
$4,356 USD
View
B
Retailer 8
-
€4,139 EUR
$4,624 USD
View
Most Expensive
B
MOH London
LG487172850 · Oct 27
€7,124 EUR
£6,267 GBP
View
8 more retailers have this diamond
Prices start from €1,190 EURSave up to €5,934 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
2.42ct Round
€1,190 EUR