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Princess|Lab Grown|IGI

1.50ct D SI1 Princess Lab Grown Diamond

EX • D/SI1 • IGI LG519261669

Shape and cutting style on the report: Princess cut

Certificate IGI LG519261669

Diamond specifications and retailer prices

From $698 CAD
$499 USD
As of October 28, 2026
Save $972 CAD (58%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $1,671 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.5ct lab-grown princess diamond

This 1.5ct lab-grown princess sits in the one-and-a-half to two carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG519261669 or 519261669. Listed at 6 retailers as of October 28, 2026, with prices from $698 to $1,671, a $972 spread on the same certified stone. MOH London lists it at $1,671. 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

1.50
Carat
D
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle48.9°
Pavilion angle38.9°
OriginLab Grown
Grading LabIGI
CertificateIGI LG519261669
Dimensions6.24 × 6.06 × 4.43 mm
L/W Ratio1.03
Culet sizePointed
Cert comments
As Grown - No indication of post-growth treatment This Laboratory Grown Diamond was created by High Pressure High Temperature (HPHT) growth process Type II
Top View
6.24 mm6.06 mm1.50 ctD / SI1
OriginLab Grown
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG519261669
Side View
Table 71.5%Crown 48.9°Girdle: THN-MEDPavilion 38.9°Culet: NoneDepth 73.1%

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: Oct 28
Current: $1,671 CAD|Low: $663 CAD|High: $1,723 CAD|Avg: $1,019 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 29, 2026
Retailer 4$698 CAD
Retailer 6$700 CAD
Retailer 2$783 CAD
Retailer 5$871 CAD
Retailer 3$1,456 CAD
MOH London$1,671 CAD

40 data points across 6 retailers

6 retailers$698 CAD to $1,671 CAD

A
Cheapest Retailer
-
$698 CAD
$499 USD
A
Retailer 2
-
$700 CAD
$500 USD
View
B+
Retailer 3
-
$783 CAD
£440 GBP
View
B+
Retailer 4
-
$871 CAD
$622 USD
View
B
Retailer 5
-
$1,456 CAD
$1,040 USD
View
Price last confirmed 8 days ago
Most Expensive
B
MOH London
LG519261669 · Oct 29
$1,671 CAD
£940 GBP
View
5 more retailers have this diamond
Prices start from $698 CADSave up to $972 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
1.50ct Princess
$698 CAD