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Heart|Natural|GIA

1.20ct J SI2 Heart Natural Diamond

EX • J/SI2 • GIA 3555609127

Certificate GIA 3555609127

Diamond specifications and retailer prices

From $2,072 CAD
As of November 6, 2026
Save $4,639 CAD (69%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $6,711 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 J 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 3555609127. Listed at 8 retailers as of November 5, 2026, with prices from $2,072 to $6,711, a $4,639 spread on the same certified stone. NZ Jewellers lists it at $6,711. 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
J
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
OriginNatural
Grading LabGIA
CertificateGIA 3555609127
Dimensions6.53 × 7.35 × 4.27 mm
L/W Ratio1.13
Girdle conditionThick
Top View
6.53 mm7.35 mm1.20 ctJ / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 3555609127
Side View
Table 58.0%CrownGirdle: MediumPavilionCulet: NoneDepth 58.1%

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: $6,711 CAD|Low: $2,072 CAD|High: $6,711 CAD|Avg: $3,575 CAD|+6.8%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
November 6, 2026
Retailer 2$2,072 CAD
Retailer 7$2,196 CAD
Retailer 6$2,485 CAD
Retailer 4$2,944 CAD
Retailer 5$2,988 CAD
Retailer 3$3,736 CAD
Retailer 8$4,806 CAD
NZ Jewellers$6,711 CAD

35 data points across 8 retailers

8 retailers$2,072 CAD to $6,711 CAD

A
Cheapest Retailer
-
$2,072 CAD
A
Retailer 2
-
$2,196 CAD
View
Final sale: no returns
A
Retailer 3
-
$2,485 CAD
View
B+
Retailer 4
-
$2,944 CAD
View
B+
Retailer 5
-
$2,988 CAD
View
B+
Retailer 6
-
$3,736 CAD
View
B
Retailer 7
-
$4,806 CAD
View
Most Expensive
C
NZ Jewellers
09864021-c292-4cb7-a6d4-cf127ea330cb · Nov 5
$6,711 CAD
$4,771 USD
View
7 more retailers have this diamond
Prices start from $2,072 CADSave up to $4,639 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
$2,072 CAD