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0.42ct J SI2 Round Lab Grown Diamond

EX • J/SI2 • HRD 180000098461

Certificate HRD 180000098461

Diamond specifications and retailer prices

From $942 CAD
€641 EUR
As of October 29, 2026
Save $245 CAD (21%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $1,187 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 0.42ct lab-grown round diamond

This 0.42ct lab-grown round sits in the sub-half-carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by HRD 180000098461. Listed at 2 retailers as of October 29, 2026, with prices from $942 to $1,187, a $245 spread on the same certified stone. MOH London lists it at $1,187. 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

0.42
Carat
J
Color
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
Crown angle36°
Pavilion angle41°
OriginLab Grown
Grading LabHRD
CertificateHRD 180000098461
Dimensions4.77 × 4.79 × 2.99 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizeNone
Top View
4.77 mm4.79 mm0.42 ctJ / SI2
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceMedium
CertificateHRD 180000098461
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41°Culet: NoneDepth 62.6%

Caratlytics Score

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B
Good
Decent quality, room for better deals
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Price History

Last verified: Oct 29
Current: $1,187 CAD|Low: $905 CAD|High: $1,196 CAD|Avg: $1,045 CAD|+0.3%
MOH London
Retailer 2
October 29, 2026
Retailer 2$942 CAD
MOH London$1,187 CAD

18 data points across 2 retailers

2 retailers$942 CAD to $1,187 CAD

B
Cheapest Retailer
-
$942 CAD
€641 EUR
Most Expensive
C
MOH London
2B273611C · Oct 29
$1,187 CAD
£668 GBP
View
1 more retailer has this diamond
Prices start from $942 CADSave up to $245 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.

B
0.42ct Round
$942 CAD