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Round|Natural|IGI

1.03ct I SI1 Round Natural Diamond

EX • I/SI1 • IGI 754512609

Shape and cutting style on the report: Round brilliant

Certificate IGI 754512609

Diamond specifications and retailer prices

From $2,335 CAD
As of November 6, 2026
Save $3,950 CAD (63%) vs most expensive(unlock to see where)
21 retailers carry this diamond
Most expensive: $6,285 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 1.03ct natural round diamond

This 1.03ct natural round sits in the classic one-carat band, graded I colour (near-colourless) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 754512609. Listed at 21 retailers as of November 5, 2026, with prices from $2,335 to $6,285, a $3,950 spread on the same certified stone. NZ Jewellers lists it at $6,285. 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

1.03
Carat
I
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle31.4°
Pavilion angle41.8°
OriginNatural
Grading LabIGI
CertificateIGI 754512609
Dimensions6.49 × 6.53 × 3.99 mm
L/W Ratio1.01
Girdle conditionFaceted
Top View
6.49 mm6.53 mm1.03 ctI / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 754512609
Side View
Table 59.0%Crown 31.4°Girdle: MED-STKPavilion 41.8°Culet: NoneDepth 61.3%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $6,285 CAD|Low: $2,335 CAD|High: $6,285 CAD|Avg: $3,467 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
Retailer 19
Retailer 20
Retailer 21
November 6, 2026
Retailer 2$2,335 CAD
Retailer 10$2,640 CAD
Retailer 9$2,715 CAD
Retailer 11$2,774 CAD
Retailer 18$2,802 CAD
Retailer 13$2,876 CAD
Retailer 5$3,005 CAD
Retailer 7$3,005 CAD
Retailer 21$3,031 CAD
Retailer 3$3,054 CAD
Retailer 6$3,145 CAD
Retailer 4$3,200 CAD
Retailer 8$3,302 CAD
Retailer 19$3,303 CAD
Retailer 16$3,450 CAD
Retailer 12$3,468 CAD
Retailer 17$3,669 CAD
Retailer 15$3,991 CAD
Retailer 14$4,512 CAD
Retailer 20$5,251 CAD
NZ Jewellers$6,285 CAD

21 data points across 21 retailers

21 retailers$2,335 CAD to $6,285 CAD

A
Cheapest Retailer
-
$2,335 CAD
A
Retailer 2
-
$2,640 CAD
View
A
Retailer 3
-
$2,715 CAD
View
A
Retailer 4
-
$2,774 CAD
View
Final sale: no returns
A
Retailer 5
-
$2,802 CAD
View
A
Retailer 6
-
$2,876 CAD
View
A
Retailer 7
-
$3,005 CAD
View
Retailer 8
-
$3,005 CAD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$3,031 CAD
View
A
Retailer 10
-
$3,054 CAD
View
A
Retailer 11
-
$3,145 CAD
View
B+
Retailer 12
-
$3,200 CAD
View
B+
Retailer 13
-
$3,302 CAD
View
A
Retailer 14
-
$3,303 CAD
View
B+
Retailer 15
-
$3,450 CAD
View
B+
Retailer 16
-
$3,468 CAD
View
B+
Retailer 17
-
$3,669 CAD
View
B+
Retailer 18
-
$3,991 CAD
View
B
Retailer 19
-
$4,512 CAD
View
B
Retailer 20
-
$5,251 CAD
View
Most Expensive
B
NZ Jewellers
8a27d3b3-6ae1-4384-927b-ca29b6703e37 · Nov 5
$6,285 CAD
$4,500 USD
View
20 more retailers have this diamond
Prices start from $2,335 CADSave up to $3,950 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
1.03ct Round
$2,335 CAD