CaratHunter
Plans
Heart|Natural|GIA

1.21ct I SI2 Heart Natural Diamond

EX • I/SI2 • GIA 5536984909

Certificate GIA 5536984909

Diamond specifications and retailer prices

From $2,363 CAD
As of November 6, 2026
Save $4,059 CAD (63%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,423 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 5536984909. Listed at 16 retailers as of November 5, 2026, with prices from $2,363 to $6,423, a $4,059 spread on the same certified stone. NZ Jewellers lists it at $6,423. 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
FluorescenceFaint
Crown angle36.07°
Pavilion angle43°
OriginNatural
Grading LabGIA
CertificateGIA 5536984909
Dimensions7.43 × 6.55 × 4.46 mm
L/W Ratio1.13
Top View
7.43 mm6.55 mm1.21 ctI / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 5536984909
Side View
Table 60.0%Crown 36.07°Girdle: STK-VTKPavilion 43°Culet: NoneDepth 60.0%

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: $6,423 CAD|Low: $2,363 CAD|High: $6,617 CAD|Avg: $3,398 CAD|-2.9%
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
November 6, 2026
Retailer 8$2,363 CAD
Retailer 6$2,429 CAD
Retailer 9$2,550 CAD
Retailer 3$2,633 CAD
Retailer 5$2,642 CAD
Retailer 7$2,713 CAD
Retailer 4$2,754 CAD
Retailer 11$2,786 CAD
Retailer 12$2,816 CAD
Retailer 2$2,829 CAD
Retailer 14$2,848 CAD
Retailer 13$2,993 CAD
Retailer 10$3,524 CAD
Retailer 15$4,600 CAD
NZ Jewellers$6,423 CAD

30 data points across 15 retailers

16 retailers$2,363 CAD to $6,423 CAD

A
Cheapest Retailer
-
$2,363 CAD
A
Retailer 2
-
$2,429 CAD
View
Final sale: no returns
A
Retailer 3
-
$2,550 CAD
View
A
Retailer 4
-
$2,633 CAD
View
A
Retailer 5
-
$2,642 CAD
View
Retailer 6
-
$2,713 CAD
View
Price last confirmed 8 days ago
Retailer 7
-
$2,713 CAD
View
Price last confirmed 21 days ago
A
Retailer 8
-
$2,754 CAD
View
A
Retailer 9
-
$2,786 CAD
View
A
Retailer 10
-
$2,816 CAD
View
A
Retailer 11
-
$2,829 CAD
View
B+
Retailer 12
-
$2,848 CAD
View
A
Retailer 13
-
$2,993 CAD
View
B+
Retailer 14
-
$3,524 CAD
View
B
Retailer 15
-
$4,600 CAD
View
Most Expensive
B
NZ Jewellers
a466cf9b-e0f0-4729-a109-7e13c56f6111 · Nov 5
$6,423 CAD
$4,566 USD
View
15 more retailers have this diamond
Prices start from $2,363 CADSave up to $4,059 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
1.21ct Heart
$2,363 CAD