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Heart|Natural|GIA

1.20ct H SI2 Heart Natural Diamond

EX • H/SI2 • GIA 5553259583

Certificate GIA 5553259583

Diamond specifications and retailer prices

From $2,328 CAD
As of November 6, 2026
Save $4,123 CAD (64%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $6,451 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.2ct natural heart diamond

This 1.2ct 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 5553259583. Listed at 9 retailers as of November 5, 2026, with prices from $2,328 to $6,451, a $4,123 spread on the same certified stone. NZ Jewellers lists it at $6,451. 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

1.20
Carat
H
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 5553259583
Dimensions6.46 × 7.39 × 4.30 mm
L/W Ratio1.14
Girdle conditionSlightly Thick
Top View
6.46 mm7.39 mm1.20 ctH / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateGIA 5553259583
Side View
Table 60.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.2%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,451 CAD|Low: $2,328 CAD|High: $6,946 CAD|Avg: $3,822 CAD|-7.1%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 2$2,328 CAD
Retailer 7$2,471 CAD
Retailer 6$2,786 CAD
Retailer 9$3,062 CAD
Retailer 4$3,280 CAD
Retailer 5$3,352 CAD
Retailer 3$3,830 CAD
Retailer 8$5,390 CAD
NZ Jewellers$6,451 CAD

34 data points across 9 retailers

9 retailers$2,328 CAD to $6,451 CAD

A
Cheapest Retailer
-
$2,328 CAD
A
Retailer 2
-
$2,471 CAD
View
Final sale: no returns
A
Retailer 3
-
$2,786 CAD
View
B+
Retailer 4
-
$3,062 CAD
View
B+
Retailer 5
-
$3,280 CAD
View
B+
Retailer 6
-
$3,352 CAD
View
B+
Retailer 7
-
$3,830 CAD
View
B
Retailer 8
-
$5,390 CAD
View
Most Expensive
B
NZ Jewellers
144bfd90-f8c1-4735-8d51-c7e3cabf9354 · Nov 5
$6,451 CAD
$4,586 USD
View
8 more retailers have this diamond
Prices start from $2,328 CADSave up to $4,123 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
1.20ct Heart
$2,328 CAD