Round|Natural|GIA

1.21ct H SI1 Round Natural Diamond

EX • H/SI1 • GIA 6522585574

Certificate GIA 6522585574

Diamond specifications and retailer prices

From $3,751 CAD
As of November 6, 2026
Save $5,018 CAD (57%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: $8,769 CAD at NZ Jewellers · As of November 5, 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6522585574. Listed at 19 retailers as of November 5, 2026, with prices from $3,751 to $8,769, a $5,018 spread on the same certified stone. NZ Jewellers lists it at $8,769. 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
H
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6522585574
Dimensions6.79 × 6.73 × 4.22 mm
L/W Ratio1.01
Top View
6.79 mm6.73 mm1.21 ctH / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateGIA 6522585574
Side View
Table 59.0%Crown 36°Girdle: MED-STKPavilion 41°Culet: NoneDepth 62.4%

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: $8,769 CAD|Low: $3,718 CAD|High: $8,769 CAD|Avg: $5,418 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
Retailer 15
Retailer 16
Retailer 17
Retailer 18
November 6, 2026
Retailer 2$3,751 CAD
Retailer 18$3,754 CAD
Retailer 5$4,468 CAD
Retailer 16$4,511 CAD
Retailer 10$4,645 CAD
Retailer 11$4,815 CAD
Retailer 6$4,839 CAD
Retailer 4$5,033 CAD
Retailer 9$5,033 CAD
Retailer 13$5,177 CAD
Retailer 12$5,226 CAD
Retailer 7$5,227 CAD
Retailer 8$5,236 CAD
Retailer 3$5,807 CAD
Retailer 14$5,845 CAD
Retailer 15$6,144 CAD
Retailer 17$8,417 CAD
NZ Jewellers$8,769 CAD

24 data points across 18 retailers

19 retailers$3,751 CAD to $8,769 CAD

A
Cheapest Retailer
-
$3,751 CAD
A
Retailer 2
-
$3,754 CAD
View
B+
Retailer 3
-
$4,468 CAD
View
B+
Retailer 4
-
$4,511 CAD
View
B+
Retailer 5
-
$4,645 CAD
View
Final sale: no returns
B+
Retailer 6
-
$4,815 CAD
View
B+
Retailer 7
-
$4,839 CAD
View
B+
Retailer 8
-
$5,033 CAD
View
Retailer 9
-
$5,033 CAD
View
Price last confirmed 8 days ago
B+
Retailer 10
-
$5,177 CAD
View
B+
Retailer 11
-
$5,226 CAD
View
B+
Retailer 12
-
$5,227 CAD
View
B+
Retailer 13
-
$5,236 CAD
View
Retailer 14
-
$5,511 CAD
View
Price last confirmed 29 days ago
B+
Retailer 15
-
$5,807 CAD
View
B+
Retailer 16
-
$5,845 CAD
View
B+
Retailer 17
-
$6,144 CAD
View
B
Retailer 18
-
$8,417 CAD
View
Most Expensive
B
NZ Jewellers
b925d230-40f5-4a38-baa3-40e6d16c4a2c · Nov 5
$8,769 CAD
$6,279 USD
View
18 more retailers have this diamond
Prices start from $3,751 CADSave up to $5,018 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
$3,751 CAD