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Heart|Natural|GIA

1.00ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 1428335258

Certificate GIA 1428335258

Diamond specifications and retailer prices

From $1,716 CAD
As of November 6, 2026
Save $4,227 CAD (71%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $5,943 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 SI2 clarity (slightly-included), with a top-tier cut grade stated by the retailer rather than the lab and certified by GIA 1428335258. Listed at 18 retailers as of November 5, 2026, with prices from $1,716 to $5,943, a $4,227 spread on the same certified stone. NZ Jewellers lists it at $5,943. 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
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1428335258
Dimensions6.50 × 6.77 × 3.52 mm
L/W Ratio1.04
Culet sizeNone
Key to symbols
Twinning Wisp, Feather, Crystal, Indented Natural
Top View
6.50 mm6.77 mm1.00 ctH / SI2
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1428335258
Side View
Table 53.0%CrownGirdlePavilionCulet: NoneDepth 52.0%

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: $1,716 CAD|Low: $1,716 CAD|High: $4,318 CAD|Avg: $2,646 CAD|-3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 1$1,716 CAD
Retailer 8$1,764 CAD
Retailer 2$2,236 CAD
Retailer 10$2,248 CAD
Retailer 3$2,395 CAD
Retailer 9$2,436 CAD
Retailer 5$2,445 CAD
Retailer 6$2,703 CAD
Retailer 4$3,308 CAD
Retailer 7$4,256 CAD

31 data points across 10 retailers

18 retailers$1,716 CAD to $5,943 CAD

A
Cheapest Retailer
-
$1,716 CAD
A
Retailer 2
-
$1,764 CAD
View
B+
Retailer 3
-
$2,236 CAD
View
B+
Retailer 4
-
$2,248 CAD
View
Final sale: no returns
B+
Retailer 5
-
$2,395 CAD
View
B+
Retailer 6
-
$2,411 CAD
View
Retailer 7
-
$2,436 CAD
View
Price last confirmed 8 days ago
B+
Retailer 8
-
$2,436 CAD
View
B+
Retailer 9
-
$2,436 CAD
View
B+
Retailer 10
-
$2,445 CAD
View
B+
Retailer 11
-
$2,549 CAD
View
B+
Retailer 12
-
$2,628 CAD
View
B+
Retailer 13
-
$2,703 CAD
View
B+
Retailer 14
-
$2,812 CAD
View
B
Retailer 15
-
$3,308 CAD
View
B
Retailer 16
-
$4,256 CAD
View
C
Retailer 17
-
$5,835 CAD
View
Most Expensive
C
NZ Jewellers
c73e2843-b85a-4889-a4d7-6315b2e1a56e · Nov 5
$5,943 CAD
$4,225 USD
View
17 more retailers have this diamond
Prices start from $1,716 CADSave up to $4,227 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
$1,716 CAD