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Heart|Natural|IGI

1.00ct K SI1 Heart Natural Diamond

GD • K/SI1 • IGI 569314122

Shape and cutting style on the report: Heart brilliant

Certificate IGI 569314122

Diamond specifications and retailer prices

From $1,712 CAD
As of November 4, 2026
Save $2,795 CAD (62%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $4,507 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1ct natural heart diamond

This 1ct natural heart sits in the classic one-carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 569314122. Listed at 12 retailers as of November 4, 2026, with prices from $1,712 to $4,507, a $2,795 spread on the same certified stone. NZ Jewellers lists it at $4,507. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

1.00
Carat
K
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle38.7°
Pavilion angle34.7°
OriginNatural
Grading LabIGI
CertificateIGI 569314122
Dimensions5.47 × 6.77 × 3.97 mm
L/W Ratio1.24
Girdle conditionFaceted
Culet sizePointed
Cert comments
Faint Brown
Top View
5.47 mm6.77 mm1.00 ctK / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 569314122
Side View
Table 56.0%Crown 38.7°Girdle: VTK-ETKPavilion 34.7°Culet: NoneDepth 58.6%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $4,507 CAD|Low: $1,668 CAD|High: $4,507 CAD|Avg: $2,268 CAD|+6.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
Retailer 13
November 6, 2026
Retailer 13$1,712 CAD
Retailer 2$1,792 CAD
Retailer 9$1,848 CAD
Retailer 11$1,848 CAD
Retailer 10$1,933 CAD
Retailer 3$1,955 CAD
Retailer 12$2,004 CAD
Retailer 6$2,124 CAD
Retailer 4$2,132 CAD
Retailer 7$2,255 CAD
Retailer 5$2,370 CAD
Retailer 8$3,376 CAD
NZ Jewellers$4,507 CAD

31 data points across 13 retailers

12 retailers$1,712 CAD to $4,507 CAD

B+
Cheapest Retailer
-
$1,712 CAD
B+
Retailer 2
-
$1,792 CAD
View
B+
Retailer 3
-
$1,848 CAD
View
Retailer 4
-
$1,848 CAD
View
Price last confirmed 8 days ago
B+
Retailer 5
-
$1,933 CAD
View
B+
Retailer 6
-
$1,955 CAD
View
B+
Retailer 7
-
$2,004 CAD
View
B+
Retailer 8
-
$2,124 CAD
View
B+
Retailer 9
-
$2,132 CAD
View
B
Retailer 10
-
$2,255 CAD
View
B
Retailer 11
-
$3,376 CAD
View
Most Expensive
C
NZ Jewellers
d45b50d3-fb9b-4f1a-91c6-4344749663fc · Nov 5
$4,507 CAD
$3,204 USD
View
11 more retailers have this diamond
Prices start from $1,712 CADSave up to $2,795 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.

B+
1.00ct Heart
$1,712 CAD