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Round|Natural|IGI

1.21ct K IF Round Natural Diamond

EX • K/IF • IGI 813663903

Shape and cutting style on the report: Round brilliant

Certificate IGI 813663903

Diamond specifications and retailer prices

From $2,388 CAD
As of November 1, 2026
Save $1,087 CAD (31%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $6,706 CAD at NZ Jewellers · As of September 24, 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 K colour (faint-tinted) and IF clarity (flawless or internally-flawless), with a top-tier cut grade and certified by IGI 813663903. Listed at 14 retailers as of November 1, 2026, with a 45% spread between the cheapest and most expensive listing. That is exactly the kind of price-discovery gap Carat Hunter was built to surface. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.21
Carat
K
Color
IF
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 813663903
Dimensions6.80 × 6.83 × 4.22 mm
L/W Ratio1.00
Girdle conditionFaceted
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
6.80 mm6.83 mm1.21 ctK / IF
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 813663903
Side View
Table 57.0%Crown 35.5°Girdle: THN-MEDPavilion 40.9°Culet: NoneDepth 61.9%

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 1
Current: $3,205 CAD|Low: $2,388 CAD|High: $4,876 CAD|Avg: $3,259 CAD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 4, 2026
Retailer 6$2,437 CAD
Retailer 4$2,479 CAD
Retailer 9$2,767 CAD
Retailer 5$3,121 CAD
Retailer 1$3,205 CAD
Retailer 2$3,436 CAD
Retailer 3$3,475 CAD
Retailer 7$3,917 CAD
Retailer 8$4,842 CAD

37 data points across 9 retailers

14 retailers$2,388 CAD to $3,475 CAD

A
Cheapest Retailer
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$2,388 CAD
A
Retailer 2
-
$2,437 CAD
View
A
Retailer 3
-
$2,479 CAD
View
Retailer 4
-
$2,750 CAD
View
Price last confirmed 44 days ago
Retailer 5
-
$2,750 CAD
View
Price last confirmed 36 days ago
A
Retailer 6
-
$2,767 CAD
View
A
Retailer 7
-
$3,121 CAD
View
A
Retailer 8
-
$3,177 CAD
View
A
Retailer 9
-
$3,205 CAD
View
A
Retailer 10
-
$3,436 CAD
View
A
Retailer 11
-
$3,475 CAD
View
Retailer 12
-
$3,917 CAD
View
Price last confirmed 11 days ago
Retailer 13
-
$4,842 CAD
View
Price last confirmed 16 days ago
Most Expensive
NZ Jewellers
d551b695-9eec-495c-9d0f-dda8f08e3623 · Sep 24
$6,706 CAD
$4,802 USD
View
Price last confirmed 42 days ago
13 more retailers have this diamond
Prices start from $2,388 CADSave up to $1,087 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
$2,388 CAD