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Princess|Lab Grown|IGI

1.70ct J SI1 Princess Lab Grown Diamond

ID • J/SI1 • IGI LG447099080

Shape and cutting style on the report: Princess cut

Certificate IGI LG447099080

Diamond specifications and retailer prices

From $1,777 CAD
$1,270 USD
As of October 28, 2026
Save $5,816 CAD (77%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $7,593 CAD at MOH London · As of October 29, 2026
View at MOH London

About this 1.7ct lab-grown princess diamond

This 1.7ct lab-grown princess sits in the one-and-a-half to two carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG447099080 or 447099080. Listed at 11 retailers as of October 28, 2026, with prices from $1,777 to $7,593, a $5,816 spread on the same certified stone. MOH London lists it at $7,593. 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

1.70
Carat
J
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle46.6°
Pavilion angle37.8°
OriginLab Grown
Grading LabIGI
CertificateIGI LG447099080
Dimensions6.49 × 6.38 × 4.61 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.49 mm6.38 mm1.70 ctJ / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI LG447099080
Side View
Table 70.0%Crown 46.6°Girdle: MED-STKPavilion 37.8°Culet: NoneDepth 72.3%

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 28
Current: $7,593 CAD|Low: $1,777 CAD|High: $7,645 CAD|Avg: $4,009 CAD|+0.5%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
October 29, 2026
Retailer 4$1,777 CAD
Retailer 3$2,280 CAD
Retailer 6$2,553 CAD
Retailer 10$2,730 CAD
Retailer 7$2,883 CAD
Retailer 8$3,555 CAD
Retailer 5$4,158 CAD
Retailer 2$4,560 CAD
Retailer 9$7,572 CAD
MOH London$7,593 CAD

11 data points across 10 retailers

11 retailers$1,777 CAD to $7,593 CAD

A
Cheapest Retailer
-
$1,777 CAD
$1,270 USD
B+
Retailer 2
-
$2,280 CAD
$1,629 USD
View
B+
Retailer 3
-
$2,480 CAD
$1,772 USD
View
B+
Retailer 4
-
$2,553 CAD
$1,824 USD
View
Final sale: no returns
B+
Retailer 5
-
$2,645 CAD
$1,890 USD
View
Price last confirmed 17 days ago
B+
Retailer 6
-
$2,645 CAD
$1,890 USD
View
B+
Retailer 7
-
$2,883 CAD
$2,060 USD
View
B
Retailer 8
-
$4,158 CAD
$2,971 USD
View
B
Retailer 9
-
$4,560 CAD
$3,258 USD
View
B
Retailer 10
-
$4,957 CAD
$3,542 USD
View
Most Expensive
B
MOH London
LG447099080 · Oct 29
$7,593 CAD
£4,272 GBP
View
10 more retailers have this diamond
Prices start from $1,777 CADSave up to $5,816 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
1.70ct Princess
$1,777 CAD