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1.35ct J SI1 Round Lab Grown Diamond

EX • J/SI1 • IGI LG440012693

Shape and cutting style on the report: Round brilliant

Certificate IGI LG440012693

Diamond specifications and retailer prices

From $892 CAD
As of November 5, 2026
Save $3,460 CAD (79%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,353 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.35ct lab-grown round diamond

This 1.35ct 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 LG440012693 or 440012693. Listed at 11 retailers as of November 5, 2026, with prices from $892 to $4,353, a $3,460 spread on the same certified stone. MOH London lists it at $4,353. 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

1.35
Carat
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36.3°
Pavilion angle40.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012693
Dimensions7.08 × 7.09 × 4.42 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
7.08 mm7.09 mm1.35 ctJ / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG440012693
Side View
Table 57.0%Crown 36.3°Girdle: THN-MEDPavilion 40.8°Culet: NoneDepth 62.3%

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: $4,353 CAD|Low: $715 CAD|High: $4,416 CAD|Avg: $1,688 CAD|-1.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 5$892 CAD
Retailer 8$1,000 CAD
Retailer 6$1,036 CAD
Retailer 9$1,036 CAD
Retailer 2$1,075 CAD
Retailer 3$1,285 CAD
Retailer 10$1,688 CAD
Retailer 7$1,694 CAD
Retailer 4$2,645 CAD
MOH London$4,353 CAD

22 data points across 10 retailers

11 retailers$892 CAD to $4,353 CAD

A
Cheapest Retailer
-
$892 CAD
A
Retailer 2
-
$972 CAD
View
B+
Retailer 3
-
$1,000 CAD
View
Final sale: no returns
Retailer 4
-
$1,036 CAD
View
Price last confirmed 21 days ago
B+
Retailer 5
-
$1,036 CAD
View
B+
Retailer 6
-
$1,075 CAD
View
B+
Retailer 7
-
$1,285 CAD
View
B
Retailer 8
-
$1,694 CAD
View
B
Retailer 9
-
$2,645 CAD
View
B
Retailer 10
-
$2,912 CAD
View
Most Expensive
B
MOH London
LG440012693 · Nov 5
$4,353 CAD
£2,454 GBP
View
10 more retailers have this diamond
Prices start from $892 CADSave up to $3,460 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
1.35ct Round
$892 CAD