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1.41ct J SI1 Round Lab Grown Diamond

ID • J/SI1 • IGI LG500151240

Shape and cutting style on the report: Round brilliant

Certificate IGI LG500151240

Diamond specifications and retailer prices

From $871 CAD
As of November 5, 2026
Save $3,375 CAD (79%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,246 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.41ct lab-grown round diamond

This 1.41ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG500151240 or 500151240. Listed at 12 retailers as of November 5, 2026, with prices from $871 to $4,246, a $3,375 spread on the same certified stone. MOH London lists it at $4,246. 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

1.41
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG500151240
Dimensions7.18 × 7.16 × 4.47 mm
L/W Ratio1.00
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
7.18 mm7.16 mm1.41 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG500151240
Side View
Table 54.0%Crown 35.5°GirdlePavilion 40.2°Culet: NoneDepth 62.4%

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: $4,246 CAD|Low: $697 CAD|High: $4,303 CAD|Avg: $1,692 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 5, 2026
Retailer 5$871 CAD
Retailer 10$976 CAD
Retailer 7$1,081 CAD
Retailer 9$1,081 CAD
Retailer 11$1,211 CAD
Retailer 2$1,257 CAD
Retailer 6$1,397 CAD
Retailer 8$1,654 CAD
Retailer 3$1,708 CAD
Retailer 4$2,582 CAD
MOH London$4,246 CAD

20 data points across 11 retailers

12 retailers$871 CAD to $4,246 CAD

A
Cheapest Retailer
-
$871 CAD
A
Retailer 2
-
$976 CAD
View
Final sale: no returns
A
Retailer 3
-
$976 CAD
View
Retailer 4
-
$1,081 CAD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
$1,081 CAD
View
B+
Retailer 6
-
$1,211 CAD
View
B+
Retailer 7
-
$1,257 CAD
View
B
Retailer 8
-
$1,397 CAD
View
B
Retailer 9
-
$1,654 CAD
View
B
Retailer 10
-
$2,582 CAD
View
B
Retailer 11
-
$2,842 CAD
View
Most Expensive
B
MOH London
LG500151240 · Nov 5
$4,246 CAD
£2,394 GBP
View
11 more retailers have this diamond
Prices start from $871 CADSave up to $3,375 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
1.41ct Round
$871 CAD