CaratHunter
Plans
Heart|Natural|GIA

1.00ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 1489291904

Certificate GIA 1489291904

Diamond specifications and retailer prices

From $2,357 CAD
As of November 4, 2026
Save $4,270 CAD (64%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $6,628 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1489291904. Listed at 19 retailers as of November 4, 2026, with prices from $2,357 to $6,628, a $4,270 spread on the same certified stone. NZ Jewellers lists it at $6,628. 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

1.00
Carat
H
Color
SI1
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle1°
Pavilion angle1°
OriginNatural
Grading LabGIA
CertificateGIA 1489291904
Dimensions5.79 × 6.76 × 4.17 mm
L/W Ratio1.17
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Feather, Crystal, Cloud, Needle
Top View
5.79 mm6.76 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 1489291904
Side View
Table 58.0%Crown 1°Girdle: ETK-ETKPavilion 1°Culet: NoneDepth 61.7%

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 4
Current: $6,628 CAD|Low: $2,334 CAD|High: $6,787 CAD|Avg: $3,726 CAD|-2.3%
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 14$2,357 CAD
Retailer 5$2,779 CAD
Retailer 4$2,864 CAD
Retailer 7$2,926 CAD
Retailer 16$3,000 CAD
Retailer 3$3,170 CAD
Retailer 9$3,170 CAD
Retailer 19$3,179 CAD
Retailer 8$3,275 CAD
Retailer 15$3,317 CAD
Retailer 18$3,365 CAD
Retailer 2$3,445 CAD
Retailer 17$3,657 CAD
Retailer 6$3,697 CAD
Retailer 12$3,868 CAD
Retailer 11$3,996 CAD
Retailer 10$4,555 CAD
Retailer 13$5,539 CAD
NZ Jewellers$6,628 CAD

46 data points across 19 retailers

19 retailers$2,357 CAD to $6,628 CAD

A
Cheapest Retailer
-
$2,357 CAD
B+
Retailer 2
-
$2,779 CAD
View
B+
Retailer 3
-
$2,864 CAD
View
B+
Retailer 4
-
$2,926 CAD
View
Final sale: no returns
B+
Retailer 5
-
$3,000 CAD
View
Retailer 6
-
$3,170 CAD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$3,170 CAD
View
B+
Retailer 8
-
$3,179 CAD
View
B
Retailer 9
-
$3,275 CAD
View
B
Retailer 10
-
$3,317 CAD
View
B
Retailer 11
-
$3,365 CAD
View
B+
Retailer 12
-
$3,445 CAD
View
B+
Retailer 13
-
$3,657 CAD
View
B
Retailer 14
-
$3,697 CAD
View
B+
Retailer 15
-
$3,868 CAD
View
Retailer 16
-
$3,996 CAD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$4,555 CAD
View
B
Retailer 18
-
$5,539 CAD
View
Most Expensive
B
NZ Jewellers
468513ec-9b8d-4a44-bbbc-c7da6172cc2c · Nov 5
$6,628 CAD
$4,712 USD
View
18 more retailers have this diamond
Prices start from $2,357 CADSave up to $4,270 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
1.00ct Heart
$2,357 CAD