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Round|Natural|GIA

1.21ct J SI1 Round Natural Diamond

EX • J/SI1 • GIA 6552175864

Certificate GIA 6552175864

Diamond specifications and retailer prices

From $2,504 CAD
As of November 6, 2026
Save $4,522 CAD (64%) vs most expensive(unlock to see where)
18 retailers carry this diamond
Most expensive: $7,026 CAD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 1.21ct natural round diamond

This 1.21ct natural round sits in the classic one-carat band, graded J colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6552175864. Listed at 18 retailers as of November 2, 2026, with prices from $2,504 to $7,026, a $4,522 spread on the same certified stone. NZ Jewellers lists it at $7,026. 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
J
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
Crown angle35.5°
Pavilion angle41.2°
OriginNatural
Grading LabGIA
CertificateGIA 6552175864
Dimensions6.79 × 6.83 × 4.25 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
6.79 mm6.83 mm1.21 ctJ / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceStrong
CertificateGIA 6552175864
Side View
Table 57.0%Crown 35.5°Girdle: MediumPavilion 41.2°Culet: NoneDepth 62.3%

Caratlytics Score

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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: $7,026 CAD|Low: $2,504 CAD|High: $7,026 CAD|Avg: $3,769 CAD
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
November 6, 2026
Retailer 2$2,504 CAD
Retailer 12$3,052 CAD
Retailer 11$3,059 CAD
Retailer 6$3,100 CAD
Retailer 10$3,181 CAD
Retailer 3$3,360 CAD
Retailer 14$3,360 CAD
Retailer 5$3,515 CAD
Retailer 8$3,533 CAD
Retailer 4$3,877 CAD
Retailer 7$3,915 CAD
Retailer 13$4,130 CAD
Retailer 9$5,871 CAD
NZ Jewellers$7,026 CAD

28 data points across 14 retailers

18 retailers$2,504 CAD to $7,026 CAD

A
Cheapest Retailer
-
$2,504 CAD
B+
Retailer 2
-
$3,036 CAD
View
B+
Retailer 3
-
$3,052 CAD
View
B+
Retailer 4
-
$3,059 CAD
View
B+
Retailer 5
-
$3,100 CAD
View
Final sale: no returns
B+
Retailer 6
-
$3,169 CAD
View
B+
Retailer 7
-
$3,181 CAD
View
B+
Retailer 8
-
$3,345 CAD
View
B+
Retailer 9
-
$3,360 CAD
View
Retailer 10
-
$3,360 CAD
View
Price last confirmed 8 days ago
B+
Retailer 11
-
$3,515 CAD
View
B+
Retailer 12
-
$3,533 CAD
View
B
Retailer 13
-
$3,877 CAD
View
B+
Retailer 14
-
$3,915 CAD
View
B
Retailer 15
-
$4,130 CAD
View
Retailer 16
-
$4,137 CAD
View
Price last confirmed 30 days ago
B
Retailer 17
-
$5,871 CAD
View
Most Expensive
B
NZ Jewellers
d4b92014-6fab-4719-bdf5-d39cdee6a9a9 · Nov 2
$7,026 CAD
$5,031 USD
View
17 more retailers have this diamond
Prices start from $2,504 CADSave up to $4,522 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 Round
$2,504 CAD