CaratHunter
Plans
Princess|Lab Grown|IGI

1.50ct F SI1 Princess Lab Grown Diamond

ID • F/SI1 • IGI LG623405979

Shape and cutting style on the report: Princess cut

Certificate IGI LG623405979

Diamond specifications and retailer prices

From $295 CAD
As of November 6, 2026
Save $1,186 CAD (80%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,480 CAD at Brilliant Earth · As of November 4, 2026
View at Brilliant Earth

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 F colour (colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG623405979 or 623405979. Listed at 16 retailers as of November 4, 2026, with prices from $295 to $1,480, a $1,186 spread on the same certified stone. Brilliant Earth lists it at $1,480. 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
F
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle45.6°
Pavilion angle40.5°
OriginLab Grown
Grading LabIGI
CertificateIGI LG623405979
Dimensions6.04 × 5.98 × 4.60 mm
L/W Ratio1.01
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
6.04 mm5.98 mm1.50 ctF / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG623405979
Side View
Table 76.0%Crown 45.6°Girdle: ThickPavilion 40.5°Culet: NoneDepth 76.9%

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: Nov 6
Current: $1,480 CAD|Low: $295 CAD|High: $2,318 CAD|Avg: $885 CAD|-36.1%
Brilliant Earth
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
Retailer 14
November 6, 2026
Retailer 3$295 CAD
Retailer 12$342 CAD
Retailer 5$366 CAD
Retailer 6$370 CAD
Retailer 2$465 CAD
Retailer 4$617 CAD
Retailer 14$630 CAD
Retailer 7$669 CAD
Retailer 13$722 CAD
Retailer 10$1,177 CAD
Retailer 11$1,182 CAD
Retailer 9$1,187 CAD
Retailer 8$1,462 CAD
Brilliant Earth$1,480 CAD

39 data points across 14 retailers

16 retailers$295 CAD to $1,480 CAD

A
Cheapest Retailer
-
$295 CAD
A
Retailer 2
-
$331 CAD
View
Final sale: no returns
A
Retailer 3
-
$342 CAD
View
A
Retailer 4
-
$366 CAD
View
Retailer 5
-
$370 CAD
View
Price last confirmed 12 days ago
A
Retailer 6
-
$465 CAD
View
Retailer 7
-
$617 CAD
View
Price last confirmed 8 days ago
A
Retailer 8
-
$630 CAD
View
B+
Retailer 9
-
$645 CAD
View
A
Retailer 10
-
$669 CAD
View
B+
Retailer 11
-
$722 CAD
View
B
Retailer 12
-
$1,177 CAD
View
B
Retailer 13
-
$1,182 CAD
View
B
Retailer 14
-
$1,187 CAD
View
B
Retailer 15
-
$1,462 CAD
View
Most Expensive
B
Brilliant Earth
10774028A · Nov 4
$1,480 CAD
$1,060 USD
View
15 more retailers have this diamond
Prices start from $295 CADSave up to $1,186 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
$295 CAD