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Heart|Natural|GIA

1.00ct H SI1 Heart Natural Diamond

ID • H/SI1 • GIA 1555914398

Certificate GIA 1555914398

Diamond specifications and retailer prices

From $2,124 CAD
As of November 6, 2026
Save $4,764 CAD (69%) vs most expensive(unlock to see where)
23 retailers carry this diamond
Most expensive: $6,888 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 1555914398. Listed at 23 retailers as of November 5, 2026, with prices from $2,124 to $6,888, a $4,764 spread on the same certified stone. NZ Jewellers lists it at $6,888. 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
Ideal
Cut (retailer stated)

Specifications

Cut (retailer stated)Ideal
PolishVery Good
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 1555914398
Dimensions6.41 × 7.05 × 3.84 mm
L/W Ratio1.10
Girdle conditionFaceted
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Cloud, Crystal, Needle
Top View
6.41 mm7.05 mm1.00 ctH / SI1
OriginNatural
CutIdeal
PolishVery Good
SymmetryExcellent
FluorescenceNone
CertificateGIA 1555914398
Side View
Table 58.0%CrownGirdle: MED-THKPavilionCulet: NoneDepth 54.5%

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: $6,888 CAD|Low: $2,124 CAD|High: $6,888 CAD|Avg: $3,496 CAD|+15.9%
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
Retailer 19
Retailer 20
November 6, 2026
Retailer 10$2,124 CAD
Retailer 2$2,225 CAD
Retailer 9$2,606 CAD
Retailer 19$2,633 CAD
Retailer 17$2,637 CAD
Retailer 13$2,739 CAD
Retailer 3$2,824 CAD
Retailer 12$2,843 CAD
Retailer 4$2,876 CAD
Retailer 15$2,941 CAD
Retailer 5$2,954 CAD
Retailer 6$2,954 CAD
Retailer 8$3,017 CAD
Retailer 16$3,066 CAD
Retailer 7$3,259 CAD
Retailer 18$3,446 CAD
Retailer 14$3,836 CAD
Retailer 20$4,933 CAD
Retailer 11$6,117 CAD
NZ Jewellers$6,888 CAD

21 data points across 20 retailers

23 retailers$2,124 CAD to $6,888 CAD

A
Cheapest Retailer
-
$2,124 CAD
A
Retailer 2
-
$2,225 CAD
View
B+
Retailer 3
-
$2,606 CAD
View
Final sale: no returns
B+
Retailer 4
-
$2,633 CAD
View
B+
Retailer 5
-
$2,637 CAD
View
B+
Retailer 6
-
$2,680 CAD
View
B+
Retailer 7
-
$2,739 CAD
View
B+
Retailer 8
-
$2,824 CAD
View
Retailer 9
-
$2,843 CAD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$2,876 CAD
View
B+
Retailer 11
-
$2,914 CAD
View
B+
Retailer 12
-
$2,941 CAD
View
B+
Retailer 13
-
$2,954 CAD
View
B+
Retailer 14
-
$2,954 CAD
View
B+
Retailer 15
-
$3,017 CAD
View
B+
Retailer 16
-
$3,066 CAD
View
B+
Retailer 17
-
$3,259 CAD
View
B+
Retailer 18
-
$3,446 CAD
View
Retailer 19
-
$3,528 CAD
View
Price last confirmed 32 days ago
B+
Retailer 20
-
$3,836 CAD
View
B
Retailer 21
-
$4,933 CAD
View
Retailer 22
-
$6,117 CAD
View
Price last confirmed 9 days ago
Most Expensive
B
NZ Jewellers
6d2906d9-6a01-487d-a4f8-06178ea42c17 · Nov 5
$6,888 CAD
$4,897 USD
View
22 more retailers have this diamond
Prices start from $2,124 CADSave up to $4,764 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
$2,124 CAD