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Heart|Natural|GIA

1.00ct I SI2 Heart Natural Diamond

ID • I/SI2 • GIA 5553588987

Certificate GIA 5553588987

Diamond specifications and retailer prices

From $1,914 CAD
As of November 6, 2026
Save $4,393 CAD (70%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,307 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 I colour (near-colourless) and SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 5553588987. Listed at 14 retailers as of November 5, 2026, with prices from $1,914 to $6,307, a $4,393 spread on the same certified stone. NZ Jewellers lists it at $6,307. 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
I
Color
SI2
Clarity
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553588987
Dimensions6.86 × 5.79 × 4.15 mm
L/W Ratio1.18
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Cloud, Crystal, Feather, Needle
Top View
6.86 mm5.79 mm1.00 ctI / SI2
OriginNatural
CutIdeal
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 5553588987
Side View
Table 60.0%CrownGirdle: MED-VTKPavilionCulet: NoneDepth 60.5%

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 6
Current: $6,307 CAD|Low: $1,785 CAD|High: $6,307 CAD|Avg: $2,889 CAD|+0.9%
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
November 6, 2026
Retailer 8$1,914 CAD
Retailer 6$2,063 CAD
Retailer 5$2,142 CAD
Retailer 14$2,343 CAD
Retailer 16$2,343 CAD
Retailer 7$2,419 CAD
Retailer 15$2,450 CAD
Retailer 2$2,542 CAD
Retailer 9$2,584 CAD
Retailer 17$2,595 CAD
Retailer 13$2,703 CAD
Retailer 3$2,757 CAD
Retailer 18$2,757 CAD
Retailer 4$2,841 CAD
Retailer 10$2,881 CAD
Retailer 11$3,511 CAD
Retailer 12$4,529 CAD
NZ Jewellers$6,307 CAD

35 data points across 18 retailers

14 retailers$1,914 CAD to $6,307 CAD

A
Cheapest Retailer
-
$1,914 CAD
A
Retailer 2
-
$2,063 CAD
View
A
Retailer 3
-
$2,343 CAD
View
B+
Retailer 4
-
$2,419 CAD
View
B+
Retailer 5
-
$2,450 CAD
View
B+
Retailer 6
-
$2,542 CAD
View
B+
Retailer 7
-
$2,595 CAD
View
B+
Retailer 8
-
$2,703 CAD
View
B+
Retailer 9
-
$2,757 CAD
View
B+
Retailer 10
-
$2,757 CAD
View
B+
Retailer 11
-
$2,841 CAD
View
B+
Retailer 12
-
$3,511 CAD
View
B
Retailer 13
-
$4,529 CAD
View
Most Expensive
B
NZ Jewellers
d5307ce0-16e2-407b-9e7e-13e2ee616e02 · Nov 5
$6,307 CAD
$4,484 USD
View
13 more retailers have this diamond
Prices start from $1,914 CADSave up to $4,393 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
$1,914 CAD