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Round|Natural|IGI

1.30ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 803680527

Shape and cutting style on the report: Round brilliant

Certificate IGI 803680527

Diamond specifications and retailer prices

From $2,297 CAD
As of November 1, 2026
Save $4,082 CAD (64%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $6,380 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.3ct natural round diamond

This 1.3ct natural round sits in the one-and-a-quarter to one-and-a-half carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 803680527. Listed at 16 retailers as of November 1, 2026, with prices from $2,297 to $6,380, a $4,082 spread on the same certified stone. NZ Jewellers lists it at $6,380. 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

1.30
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.1°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 803680527
Dimensions6.88 × 6.94 × 4.34 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.88 mm6.94 mm1.30 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 803680527
Side View
Table 58.0%Crown 34.1°Girdle: MED-STKPavilion 41.4°Culet: NoneDepth 62.9%

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: $6,380 CAD|Low: $2,297 CAD|High: $6,380 CAD|Avg: $3,141 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
November 6, 2026
Retailer 6$2,297 CAD
Retailer 7$2,383 CAD
Retailer 2$2,503 CAD
Retailer 8$2,549 CAD
Retailer 14$2,616 CAD
Retailer 16$2,616 CAD
Retailer 4$2,688 CAD
Retailer 15$2,736 CAD
Retailer 5$2,807 CAD
Retailer 9$2,855 CAD
Retailer 3$3,018 CAD
Retailer 10$3,032 CAD
Retailer 11$3,191 CAD
Retailer 12$3,549 CAD
Retailer 13$4,570 CAD
NZ Jewellers$6,380 CAD

21 data points across 16 retailers

16 retailers$2,297 CAD to $6,380 CAD

A
Cheapest Retailer
-
$2,297 CAD
A
Retailer 2
-
$2,383 CAD
View
A
Retailer 3
-
$2,503 CAD
View
A
Retailer 4
-
$2,549 CAD
View
Retailer 5
-
$2,616 CAD
View
Price last confirmed 8 days ago
A
Retailer 6
-
$2,616 CAD
View
A
Retailer 7
-
$2,688 CAD
View
A
Retailer 8
-
$2,736 CAD
View
A
Retailer 9
-
$2,807 CAD
View
A
Retailer 10
-
$2,855 CAD
View
A
Retailer 11
-
$3,018 CAD
View
A
Retailer 12
-
$3,032 CAD
View
A
Retailer 13
-
$3,191 CAD
View
B+
Retailer 14
-
$3,549 CAD
View
B+
Retailer 15
-
$4,570 CAD
View
Most Expensive
B
NZ Jewellers
3006bd38-023d-4a74-ae31-328dbbbb3290 · Nov 5
$6,380 CAD
$4,568 USD
View
15 more retailers have this diamond
Prices start from $2,297 CADSave up to $4,082 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
1.30ct Round
$2,297 CAD