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0.73ct K SI1 Round Natural Diamond

EX • K/SI1 • IGI 375918372

Shape and cutting style on the report: Round brilliant

Certificate IGI 375918372

Diamond specifications and retailer prices

From $781 CAD
As of November 5, 2026
Save $1,666 CAD (68%) vs most expensive(unlock to see where)
11 retailers carry this diamond
Most expensive: $2,447 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.73ct natural round diamond

This 0.73ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI1 clarity (slightly-included), with a top-tier cut grade and certified by IGI 375918372. Listed at 11 retailers as of November 5, 2026, with prices from $781 to $2,447, a $1,666 spread on the same certified stone. NZ Jewellers lists it at $2,447. 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

0.73
Carat
K
Color
SI1
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.6°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 375918372
Dimensions5.78 × 5.80 × 3.55 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.78 mm5.80 mm0.73 ctK / SI1
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 375918372
Side View
Table 58.5%Crown 34.6°Girdle: MediumPavilion 40.8°Culet: NoneDepth 61.3%

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 5
Current: $2,447 CAD|Low: $781 CAD|High: $2,447 CAD|Avg: $1,178 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
November 6, 2026
Retailer 10$781 CAD
Retailer 13$841 CAD
Retailer 4$867 CAD
Retailer 9$887 CAD
Retailer 3$901 CAD
Retailer 2$964 CAD
Retailer 5$964 CAD
Retailer 12$996 CAD
Retailer 7$1,155 CAD
Retailer 6$1,165 CAD
Retailer 11$1,686 CAD
Retailer 8$1,802 CAD
NZ Jewellers$2,447 CAD

39 data points across 13 retailers

11 retailers$781 CAD to $2,447 CAD

A
Cheapest Retailer
-
$781 CAD
A
Retailer 2
-
$841 CAD
View
A
Retailer 3
-
$887 CAD
View
A
Retailer 4
-
$901 CAD
View
B+
Retailer 5
-
$964 CAD
View
B+
Retailer 6
-
$964 CAD
View
B+
Retailer 7
-
$1,155 CAD
View
B+
Retailer 8
-
$1,165 CAD
View
B
Retailer 9
-
$1,686 CAD
View
B
Retailer 10
-
$1,802 CAD
View
Most Expensive
C
NZ Jewellers
4cda1e88-0392-4f9c-8a20-ddf4e8106789 · Nov 5
$2,447 CAD
$1,752 USD
View
10 more retailers have this diamond
Prices start from $781 CADSave up to $1,666 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
0.73ct Round
$781 CAD