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Princess|Lab Grown|IGI

1.73ct D SI1 Princess Lab Grown Diamond

ID • D/SI1 • IGI LG619437868

Shape and cutting style on the report: Princess cut

Certificate IGI LG619437868

Diamond specifications and retailer prices

From $367 CAD
$262 USD
As of October 30, 2026
Save $2,936 CAD (89%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $3,303 CAD at Brilliant Earth · As of October 29, 2026
View at Brilliant Earth

About this 1.73ct lab-grown princess diamond

This 1.73ct 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 LG619437868 or 619437868. Listed at 17 retailers as of October 29, 2026, with prices from $367 to $3,303, a $2,936 spread on the same certified stone. Brilliant Earth lists it at $3,303. 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

1.73
Carat
D
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.1°
Pavilion angle38.3°
OriginLab Grown
Grading LabIGI
CertificateIGI LG619437868
Dimensions6.49 × 6.43 × 4.67 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
6.49 mm6.43 mm1.73 ctD / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG619437868
Side View
Table 69.0%Crown 44.1°Girdle: MED-STKPavilion 38.3°Culet: NoneDepth 72.6%

Caratlytics Score

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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 30
Current: $3,303 CAD|Low: $311 CAD|High: $3,303 CAD|Avg: $1,029 CAD
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
Retailer 15
Retailer 16
Retailer 17
October 30, 2026
Retailer 4$367 CAD
Retailer 13$425 CAD
Retailer 5$455 CAD
Retailer 17$455 CAD
Retailer 16$509 CAD
Retailer 11$623 CAD
Retailer 10$688 CAD
Retailer 8$759 CAD
Retailer 2$871 CAD
Retailer 7$899 CAD
Retailer 6$941 CAD
Retailer 14$1,398 CAD
Retailer 3$1,463 CAD
Retailer 15$1,784 CAD
Retailer 12$1,827 CAD
Retailer 9$1,875 CAD
Brilliant Earth$3,303 CAD

38 data points across 17 retailers

17 retailers$367 CAD to $3,303 CAD

A
Cheapest Retailer
-
$367 CAD
$262 USD
A
Retailer 2
-
$425 CAD
$304 USD
View
A
Retailer 3
-
$455 CAD
$325 USD
View
A
Retailer 4
-
$455 CAD
$325 USD
View
Retailer 5
-
$509 CAD
£287 GBP
View
Price last confirmed 12 days ago
A
Retailer 6
-
$623 CAD
$445 USD
View
A
Retailer 7
-
$688 CAD
€468 EUR
View
B+
Retailer 8
-
$759 CAD
$542 USD
View
B+
Retailer 9
-
$871 CAD
£490 GBP
View
B+
Retailer 10
-
$899 CAD
$642 USD
View
B+
Retailer 11
-
$941 CAD
$672 USD
View
B
Retailer 12
-
$1,398 CAD
$999 USD
View
B
Retailer 13
-
$1,463 CAD
$1,045 USD
View
Retailer 14
-
$1,784 CAD
$1,275 USD
View
Price last confirmed 8 days ago
B
Retailer 15
-
$1,827 CAD
£1,028 GBP
View
B
Retailer 16
-
$1,875 CAD
$1,340 USD
View
Most Expensive
B
Brilliant Earth
9118972A · Oct 29
$3,303 CAD
$2,360 USD
View
16 more retailers have this diamond
Prices start from $367 CADSave up to $2,936 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
1.73ct Princess
$367 CAD