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Round|Lab Grown|IGI

1.42ct H SI1 Round Lab Grown Diamond

ID • H/SI1 • IGI LG490177009

Shape and cutting style on the report: Round brilliant

Certificate IGI LG490177009

Diamond specifications and retailer prices

From $992 CAD
As of November 5, 2026
Save $4,108 CAD (81%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $5,099 CAD at MOH London · As of November 3, 2026
View at MOH London

About this 1.42ct lab-grown round diamond

This 1.42ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG490177009 or 490177009. Listed at 11 retailers as of November 3, 2026, with prices from $992 to $5,099, a $4,108 spread on the same certified stone. MOH London lists it at $5,099. 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

1.42
Carat
H
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.4°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG490177009
Dimensions7.21 × 7.17 × 4.46 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
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
7.21 mm7.17 mm1.42 ctH / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG490177009
Side View
Table 53.5%Crown 34.4°Girdle: MediumPavilion 40.2°Culet: NoneDepth 62.1%

Caratlytics Score

How it works →
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: Nov 5
Current: $5,099 CAD|Low: $992 CAD|High: $5,167 CAD|Avg: $2,309 CAD|-1.0%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 3, 2026
Retailer 4$992 CAD
Retailer 3$1,296 CAD
Retailer 7$1,451 CAD
Retailer 5$1,503 CAD
Retailer 8$1,746 CAD
Retailer 9$2,212 CAD
Retailer 6$2,408 CAD
Retailer 2$3,345 CAD
MOH London$5,099 CAD

9 data points across 9 retailers

11 retailers$992 CAD to $5,099 CAD

A
Cheapest Retailer
-
$992 CAD
B+
Retailer 2
-
$1,296 CAD
View
B+
Retailer 3
-
$1,411 CAD
View
B+
Retailer 4
-
$1,451 CAD
View
Final sale: no returns
B+
Retailer 5
-
$1,503 CAD
View
Retailer 6
-
$1,503 CAD
View
Price last confirmed 25 days ago
B+
Retailer 7
-
$1,746 CAD
View
B
Retailer 8
-
$2,408 CAD
View
B
Retailer 9
-
$3,345 CAD
View
B
Retailer 10
-
$4,226 CAD
View
Most Expensive
B
MOH London
LG490177009 · Nov 3
$5,099 CAD
£2,875 GBP
View
10 more retailers have this diamond
Prices start from $992 CADSave up to $4,108 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
1.42ct Round
$992 CAD