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Heart|Natural|GIA

1.00ct H SI1 Heart Natural Diamond

EX • H/SI1 • GIA 5373297754

Certificate GIA 5373297754

Diamond specifications and retailer prices

From $2,538 CAD
As of November 1, 2026
Save $4,587 CAD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,124 CAD at NZ Jewellers · As of October 30, 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 5373297754. Listed at 18 retailers as of October 30, 2026, with prices from $2,538 to $7,124, a $4,587 spread on the same certified stone. NZ Jewellers lists it at $7,124. 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
PolishVery Good
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5373297754
Dimensions6.23 × 6.76 × 4.02 mm
L/W Ratio1.09
Top View
6.23 mm6.76 mm1.00 ctH / SI1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateGIA 5373297754
Side View
Table 56.0%CrownGirdlePavilionCulet: NoneDepth 59.5%

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 1
Current: $7,124 CAD|Low: $2,232 CAD|High: $7,124 CAD|Avg: $3,526 CAD|+12.6%
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 2, 2026
Retailer 15$2,538 CAD
Retailer 7$2,989 CAD
Retailer 4$3,079 CAD
Retailer 5$3,145 CAD
Retailer 18$3,200 CAD
Retailer 2$3,324 CAD
Retailer 8$3,390 CAD
Retailer 9$3,408 CAD
Retailer 19$3,408 CAD
Retailer 10$3,525 CAD
Retailer 6$3,566 CAD
Retailer 3$3,604 CAD
Retailer 13$3,640 CAD
Retailer 11$3,720 CAD
Retailer 17$3,933 CAD
Retailer 16$4,189 CAD
Retailer 12$4,255 CAD
Retailer 14$5,970 CAD
NZ Jewellers$7,124 CAD

27 data points across 19 retailers

18 retailers$2,538 CAD to $7,124 CAD

B+
Cheapest Retailer
-
$2,538 CAD
B+
Retailer 2
-
$2,989 CAD
View
B
Retailer 3
-
$3,079 CAD
View
B
Retailer 4
-
$3,200 CAD
View
B
Retailer 5
-
$3,324 CAD
View
B
Retailer 6
-
$3,390 CAD
View
Retailer 7
-
$3,408 CAD
View
Price last confirmed 8 days ago
B
Retailer 8
-
$3,408 CAD
View
Retailer 9
-
$3,525 CAD
View
Price last confirmed 10 days ago
Retailer 10
-
$3,566 CAD
View
Price last confirmed 8 days ago
B
Retailer 11
-
$3,604 CAD
View
B
Retailer 12
-
$3,640 CAD
View
Retailer 13
-
$3,720 CAD
View
Price last confirmed 31 days ago
B
Retailer 14
-
$3,933 CAD
View
B
Retailer 15
-
$4,189 CAD
View
B
Retailer 16
-
$4,255 CAD
View
C
Retailer 17
-
$5,970 CAD
View
Most Expensive
C
NZ Jewellers
6b5f2e47-1db7-4726-ab8a-80bb7a4a861b · Oct 30
$7,124 CAD
$5,065 USD
View
17 more retailers have this diamond
Prices start from $2,538 CADSave up to $4,587 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
$2,538 CAD