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1.33ct H SI2 Round Lab Grown Diamond

ID • H/SI2 • IGI LG499191785

Shape and cutting style on the report: Round brilliant

Certificate IGI LG499191785

Diamond specifications and retailer prices

From $1,021 CAD
As of November 5, 2026
Save $3,615 CAD (78%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $4,636 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.33ct lab-grown round diamond

This 1.33ct lab-grown round sits in the one-and-a-quarter to one-and-a-half carat band, graded H colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG499191785 or 499191785. Listed at 10 retailers as of November 5, 2026, with prices from $1,021 to $4,636, a $3,615 spread on the same certified stone. MOH London lists it at $4,636. 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

1.33
Carat
H
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.5°
Pavilion angle40.6°
OriginLab Grown
Grading LabIGI
CertificateIGI LG499191785
Dimensions7.07 × 7.05 × 4.35 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
7.07 mm7.05 mm1.33 ctH / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG499191785
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 40.6°Culet: NoneDepth 61.6%

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: $4,636 CAD|Low: $816 CAD|High: $4,704 CAD|Avg: $2,041 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
Retailer 12
November 5, 2026
Retailer 5$1,021 CAD
Retailer 10$1,110 CAD
Retailer 9$1,142 CAD
Retailer 7$1,184 CAD
Retailer 6$1,341 CAD
Retailer 3$1,429 CAD
Retailer 12$1,873 CAD
Retailer 8$1,918 CAD
Retailer 4$2,648 CAD
Retailer 2$2,915 CAD
Retailer 11$3,328 CAD
MOH London$4,636 CAD

15 data points across 12 retailers

10 retailers$1,021 CAD to $4,636 CAD

A
Cheapest Retailer
-
$1,021 CAD
A
Retailer 2
-
$1,110 CAD
View
A
Retailer 3
-
$1,142 CAD
View
Final sale: no returns
A
Retailer 4
-
$1,184 CAD
View
Retailer 5
-
$1,184 CAD
View
Price last confirmed 25 days ago
B+
Retailer 6
-
$1,341 CAD
View
B+
Retailer 7
-
$1,918 CAD
View
B
Retailer 8
-
$2,915 CAD
View
B
Retailer 9
-
$3,328 CAD
View
Most Expensive
B
MOH London
LG499191785 · Nov 5
$4,636 CAD
£2,614 GBP
View
9 more retailers have this diamond
Prices start from $1,021 CADSave up to $3,615 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
1.33ct Round
$1,021 CAD