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Princess|Lab Grown|IGI

1.57ct I SI1 Princess Lab Grown Diamond

ID • I/SI1 • IGI LG440012079

Shape and cutting style on the report: Princess cut

Certificate IGI LG440012079

Diamond specifications and retailer prices

From $1,285 CAD
As of November 4, 2026
Save $5,750 CAD (82%) vs most expensive(unlock to see where)
10 retailers carry this diamond
Most expensive: $7,034 CAD at MOH London · As of November 5, 2026
View at MOH London

About this 1.57ct lab-grown princess diamond

This 1.57ct lab-grown princess sits in the one-and-a-half to two carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI LG440012079 or 440012079. Listed at 10 retailers as of November 4, 2026, with prices from $1,285 to $7,034, a $5,750 spread on the same certified stone. MOH London lists it at $7,034. 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

1.57
Carat
I
Color
SI1
Clarity
Ideal
Cut

Specifications

CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle45.5°
Pavilion angle38.4°
OriginLab Grown
Grading LabIGI
CertificateIGI LG440012079
Dimensions6.34 × 6.23 × 4.60 mm
L/W Ratio1.02
Culet sizePointed
Cert comments
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Top View
6.34 mm6.23 mm1.57 ctI / SI1
OriginLab Grown
CutIdeal
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI LG440012079
Side View
Table 69.5%Crown 45.5°Girdle: Slightly ThickPavilion 38.4°Culet: NoneDepth 73.8%

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: Nov 4
Current: $7,034 CAD|Low: $1,285 CAD|High: $7,148 CAD|Avg: $3,524 CAD|-0.3%
MOH London
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 2$1,285 CAD
Retailer 3$1,892 CAD
Retailer 5$2,437 CAD
Retailer 7$3,012 CAD
Retailer 4$3,469 CAD
Retailer 6$4,092 CAD
MOH London$7,034 CAD

12 data points across 7 retailers

10 retailers$1,285 CAD to $7,034 CAD

A
Cheapest Retailer
-
$1,285 CAD
B+
Retailer 2
-
$1,892 CAD
View
B+
Retailer 3
-
$2,059 CAD
View
B+
Retailer 4
-
$2,195 CAD
View
Retailer 5
-
$2,195 CAD
View
Price last confirmed 25 days ago
B
Retailer 6
-
$2,437 CAD
View
B
Retailer 7
-
$3,469 CAD
View
B
Retailer 8
-
$4,092 CAD
View
B
Retailer 9
-
$4,114 CAD
View
Most Expensive
B
MOH London
LG440012079 · Nov 5
$7,034 CAD
£3,966 GBP
View
9 more retailers have this diamond
Prices start from $1,285 CADSave up to $5,750 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
1.57ct Princess
$1,285 CAD