CaratHunter
Plans
Round|Natural|IGI

1.57ct L SI1 Round Natural Diamond

EX • L/SI1 • IGI 743512789

Shape and cutting style on the report: Round brilliant

Certificate IGI 743512789

Diamond specifications and retailer prices

From $1,628 CAD
As of November 5, 2026
Save $3,272 CAD (67%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $4,901 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.57ct natural round diamond

This 1.57ct natural round sits in the one-and-a-half to two carat band, graded L colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 743512789. Listed at 11 retailers as of November 5, 2026, with prices from $1,628 to $4,901, a $3,272 spread on the same certified stone. NZ Jewellers lists it at $4,901. 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
L
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle35.6°
Pavilion angle40.2°
OriginNatural
Grading LabIGI
CertificateIGI 743512789
Dimensions7.38 × 7.42 × 4.59 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
7.38 mm7.42 mm1.57 ctL / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 743512789
Side View
Table 57.0%Crown 35.6°Girdle: MED-STKPavilion 40.2°Culet: NoneDepth 62.0%

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 5
Current: $4,901 CAD|Low: $1,628 CAD|High: $4,901 CAD|Avg: $2,366 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
November 6, 2026
Retailer 4$1,628 CAD
Retailer 7$1,862 CAD
Retailer 3$2,008 CAD
Retailer 10$2,008 CAD
Retailer 8$2,102 CAD
Retailer 6$2,144 CAD
Retailer 2$2,187 CAD
Retailer 9$2,198 CAD
Retailer 11$2,318 CAD
Retailer 5$2,451 CAD
NZ Jewellers$4,901 CAD

45 data points across 11 retailers

11 retailers$1,628 CAD to $4,901 CAD

A
Cheapest Retailer
-
$1,628 CAD
A
Retailer 2
-
$1,862 CAD
View
Retailer 3
-
$2,008 CAD
View
Price last confirmed 8 days ago
A
Retailer 4
-
$2,008 CAD
View
A
Retailer 5
-
$2,102 CAD
View
A
Retailer 6
-
$2,144 CAD
View
A
Retailer 7
-
$2,187 CAD
View
A
Retailer 8
-
$2,198 CAD
View
A
Retailer 9
-
$2,318 CAD
View
A
Retailer 10
-
$2,451 CAD
View
Most Expensive
B
NZ Jewellers
7cdd6e91-03dd-427e-b4e9-bc40199fd98a · Nov 5
$4,901 CAD
$3,509 USD
View
10 more retailers have this diamond
Prices start from $1,628 CADSave up to $3,272 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 Round
$1,628 CAD