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1.28ct K I1 Round Natural Diamond

EX • K/I1 • IGI 224632496

Shape and cutting style on the report: Round brilliant

Certificate IGI 224632496

Diamond specifications and retailer prices

From $1,529 CAD
As of November 4, 2026
Save $1,074 CAD (41%) vs most expensive(unlock to see where)
2 retailers carry this diamond
Most expensive: $2,603 CAD at Yorxs · As of November 5, 2026
View at Yorxs

About this 1.28ct natural round diamond

This 1.28ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and I1 clarity (included), with a top-tier cut grade and certified by IGI 224632496. Listed at 2 retailers as of November 4, 2026, with prices from $1,529 to $2,603, a $1,074 spread on the same certified stone. Yorxs lists it at $2,603. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

1.28
Carat
K
Color
I1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle36°
Pavilion angle41°
OriginNatural
Grading LabIGI
CertificateIGI 224632496
Dimensions6.87 × 6.83 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeMedium
Top View
6.87 mm6.83 mm1.28 ctK / I1
OriginNatural
CutExcellent
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 224632496
Side View
Table 57.0%Crown 36°Girdle: MediumPavilion 41°Culet: MediumDepth 63.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
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Price History

Last verified: Nov 4
Current: $1,529 CAD|Low: $1,529 CAD|High: $2,871 CAD|Avg: $2,150 CAD|-9.1%
Retailer 1
Yorxs
November 5, 2026
Retailer 1$1,529 CAD
Yorxs$2,603 CAD

19 data points across 2 retailers

2 retailers$1,529 CAD to $2,603 CAD

B+
Cheapest Retailer
-
$1,529 CAD
Most Expensive
B+
Yorxs
3A88A783B · Nov 5
$2,603 CAD
€1,775 EUR
View
1 more retailer has this diamond
Prices start from $1,529 CADSave up to $1,074 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+
1.28ct Round
$1,529 CAD