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Round|Lab Grown|IGI

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 $1,858 CAD
$1,330 USD
As of October 31, 2026
Save $9,260 CAD (83%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $11,118 CAD 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 $1,858 to $11,118, a $9,260 spread on the same certified stone. MOH London lists it at $11,118. 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
Color
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 31
Current: $11,118 CAD|Low: $1,858 CAD|High: $11,251 CAD|Avg: $5,899 CAD|+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$1,858 CAD
Retailer 6$3,889 CAD
Retailer 7$4,004 CAD
Retailer 4$4,147 CAD
Retailer 8$5,062 CAD
Retailer 3$6,085 CAD
Retailer 5$6,459 CAD
Retailer 9$9,281 CAD
MOH London$11,118 CAD

17 data points across 9 retailers

9 retailers$1,858 CAD to $11,118 CAD

A
Cheapest Retailer
-
$1,858 CAD
$1,330 USD
Retailer 2
-
$3,575 CAD
$2,559 USD
View
Price last confirmed 21 days ago
B+
Retailer 3
-
$3,889 CAD
$2,784 USD
View
B+
Retailer 4
-
$4,004 CAD
$2,866 USD
View
Final sale: no returns
Retailer 5
-
$4,147 CAD
$2,969 USD
View
Price last confirmed 19 days ago
B+
Retailer 6
-
$4,147 CAD
$2,969 USD
View
B
Retailer 7
-
$6,085 CAD
$4,356 USD
View
B
Retailer 8
-
$6,459 CAD
$4,624 USD
View
Most Expensive
B
MOH London
LG487172850 · Oct 27
$11,118 CAD
£6,267 GBP
View
8 more retailers have this diamond
Prices start from $1,858 CADSave up to $9,260 CAD

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
$1,858 CAD