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Heart|Natural|GIA

1.21ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 6542649830

Certificate GIA 6542649830

Diamond specifications and retailer prices

From $3,099 CAD
As of November 4, 2026
Save $4,816 CAD (61%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $7,915 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.21ct natural heart diamond

This 1.21ct natural heart sits in the classic one-carat band, graded I 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 6542649830. Listed at 15 retailers as of November 4, 2026, with prices from $3,099 to $7,915, a $4,816 spread on the same certified stone. NZ Jewellers lists it at $7,915. 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

1.21
Carat
I
Color
SI2
Clarity
Excellent
Cut (retailer stated)

Specifications

Cut (retailer stated)Excellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle37.21°
Pavilion angle38.86°
OriginNatural
Grading LabGIA
CertificateGIA 6542649830
Dimensions7.33 × 6.44 × 4.11 mm
L/W Ratio1.14
Top View
7.33 mm6.44 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6542649830
Side View
Table 58.0%Crown 37.21°Girdle: Very ThickPavilion 38.86°Culet: NoneDepth 56.0%

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 4
Current: $7,915 CAD|Low: $2,639 CAD|High: $7,915 CAD|Avg: $4,440 CAD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 6, 2026
Retailer 5$3,166 CAD
Retailer 8$3,429 CAD
Retailer 9$3,429 CAD
Retailer 6$3,588 CAD
Retailer 2$3,722 CAD
Retailer 7$3,736 CAD
Retailer 3$4,006 CAD
Retailer 4$6,614 CAD
NZ Jewellers$7,915 CAD

43 data points across 9 retailers

15 retailers$3,099 CAD to $7,915 CAD

B+
Cheapest Retailer
-
$3,099 CAD
B+
Retailer 2
-
$3,166 CAD
View
Final sale: no returns
B+
Retailer 3
-
$3,308 CAD
View
B+
Retailer 4
-
$3,429 CAD
View
Retailer 5
-
$3,429 CAD
View
Price last confirmed 8 days ago
B+
Retailer 6
-
$3,588 CAD
View
B+
Retailer 7
-
$3,722 CAD
View
B+
Retailer 8
-
$3,736 CAD
View
B
Retailer 9
-
$3,938 CAD
View
B
Retailer 10
-
$3,938 CAD
View
B
Retailer 11
-
$3,958 CAD
View
B+
Retailer 12
-
$4,006 CAD
View
B
Retailer 13
-
$4,065 CAD
View
B
Retailer 14
-
$6,614 CAD
View
Most Expensive
B
NZ Jewellers
5fd23dc7-293c-4423-baa7-ab88def76700 · Nov 5
$7,915 CAD
$5,627 USD
View
14 more retailers have this diamond
Prices start from $3,099 CADSave up to $4,816 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+
1.21ct Heart
$3,099 CAD