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Round|Natural|IGI

1.57ct J I1 Round Natural Diamond

EX • J/I1 • IGI 539243371

Shape and cutting style on the report: Round brilliant

Certificate IGI 539243371

Diamond specifications and retailer prices

From $2,507 CAD
$1,795 USD
As of October 30, 2026
Save $1,284 CAD (34%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,768 CAD at NZ Jewellers · As of September 28, 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 J colour (near-colourless) and I1 clarity (included), with a top-tier cut grade and certified by IGI 539243371. Listed at 8 retailers as of October 30, 2026, with a 51% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.57
Carat
J
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle36.5°
Pavilion angle40.7°
OriginNatural
Grading LabIGI
CertificateIGI 539243371
Dimensions7.26 × 7.38 × 4.64 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Top View
7.26 mm7.38 mm1.57 ctJ / I1
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 539243371
Side View
Table 56.5%Crown 36.5°Girdle: MED-STKPavilion 40.7°Culet: NoneDepth 63.2%

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 30
Current: $3,792 CAD|Low: $1,753 CAD|High: $3,792 CAD|Avg: $2,872 CAD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
October 30, 2026
Retailer 6$1,753 CAD
Retailer 4$2,507 CAD
Retailer 3$2,776 CAD
Retailer 2$2,915 CAD
Retailer 5$3,527 CAD
Retailer 1$3,792 CAD

15 data points across 6 retailers

8 retailers$2,507 CAD to $3,792 CAD

A
Cheapest Retailer
-
$2,507 CAD
$1,795 USD
Retailer 2
-
$2,776 CAD
$1,987 USD
View
Price last confirmed 20 days ago
Retailer 3
-
$2,776 CAD
$1,987 USD
View
Price last confirmed 24 days ago
Retailer 4
-
$2,903 CAD
$2,078 USD
View
Price last confirmed 32 days ago
B+
Retailer 5
-
$2,915 CAD
$2,087 USD
View
Retailer 6
-
$3,202 CAD
$2,292 USD
View
Price last confirmed 22 days ago
B+
Retailer 7
-
$3,792 CAD
€2,585 EUR
View
Most Expensive
NZ Jewellers
0e1be8c7-bca5-4655-b64c-36c5cadd5d2f · Sep 28
$6,768 CAD
$4,845 USD
View
Price last confirmed 33 days ago
7 more retailers have this diamond
Prices start from $2,507 CADSave up to $1,284 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
$2,507 CAD