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Princess|Lab Grown|IGI

1.81ct J SI2 Princess Lab Grown Diamond

ID • J/SI2 • IGI LG450028044

Shape and cutting style on the report: Princess cut

Certificate IGI LG450028044

Diamond specifications and retailer prices

From $1,722 CAD
$1,230 USD
As of October 30, 2026
Save $4,729 CAD (73%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,451 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.81ct lab-grown princess diamond

This 1.81ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG450028044 or 450028044. Listed at 9 retailers as of October 29, 2026, with prices from $1,722 to $6,451, a $4,729 spread on the same certified stone. MOH London lists it at $6,451. 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

1.81
Carat
J
Color
SI2
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle43.8°
Pavilion angle37.2°
OriginLab Grown
Grading LabIGI
CertificateIGI LG450028044
Dimensions6.83 × 6.72 × 4.55 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
This Laboratory grown diamond was created by chemical vapor deposition process (CVD). Type IIa
Top View
6.83 mm6.72 mm1.81 ctJ / SI2
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG450028044
Side View
Table 67.5%Crown 43.8°Girdle: MED-STKPavilion 37.2°Culet: NoneDepth 67.7%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 30
Current: $6,451 CAD|Low: $1,653 CAD|High: $6,502 CAD|Avg: $3,039 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 29, 2026
Retailer 2$1,722 CAD
Retailer 3$1,805 CAD
Retailer 7$1,873 CAD
Retailer 4$1,997 CAD
Retailer 9$2,833 CAD
Retailer 5$3,166 CAD
Retailer 6$3,743 CAD
Retailer 8$3,825 CAD
MOH London$6,451 CAD

14 data points across 9 retailers

9 retailers$1,722 CAD to $6,451 CAD

A
Cheapest Retailer
-
$1,722 CAD
$1,230 USD
A
Retailer 2
-
$1,805 CAD
$1,290 USD
View
A
Retailer 3
-
$1,873 CAD
$1,338 USD
View
A
Retailer 4
-
$1,997 CAD
$1,427 USD
View
Retailer 5
-
$1,997 CAD
$1,427 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$3,166 CAD
$2,262 USD
View
B
Retailer 7
-
$3,743 CAD
$2,674 USD
View
B
Retailer 8
-
$3,825 CAD
$2,733 USD
View
Most Expensive
B
MOH London
LG450028044 · Oct 29
$6,451 CAD
£3,629 GBP
View
8 more retailers have this diamond
Prices start from $1,722 CADSave up to $4,729 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
1.81ct Princess
$1,722 CAD