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Marquise|Natural|IGI

0.73ct D SI1 Marquise Natural Diamond

GD • D/SI1 • IGI 823660730

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 823660730

Diamond specifications and retailer prices

From $1,724 CAD
$1,234 USD
As of October 29, 2026
Save $2,479 CAD (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: $4,203 CAD at NZ Jewellers · As of October 30, 2026
View at NZ Jewellers

About this 0.73ct natural marquise diamond

This 0.73ct natural marquise sits in the half to three-quarter carat band, graded D colour (colourless) and SI1 clarity (slightly-included), with a standard cut grade and certified by IGI 823660730. Listed at 9 retailers as of October 29, 2026, with prices from $1,724 to $4,203, a $2,479 spread on the same certified stone. NZ Jewellers lists it at $4,203. Cut grade matters more than carat or clarity for visible brilliance. If you can shift budget toward an Excellent or Ideal cut, do it before chasing higher colour or clarity.

The 4Cs

0.73
Carat
D
Color
SI1
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.2°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 823660730
Dimensions8.78 × 4.71 × 3.01 mm
L/W Ratio1.86
Girdle conditionFaceted
Top View
8.78 mm4.71 mm0.73 ctD / SI1
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 823660730
Side View
Table 62.0%Crown 33.2°Girdle: THK-ETKPavilion 40.8°Culet: NoneDepth 63.9%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Oct 29
Current: $4,203 CAD|Low: $1,724 CAD|High: $4,301 CAD|Avg: $2,366 CAD|-2.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
October 31, 2026
Retailer 7$1,724 CAD
Retailer 8$1,778 CAD
Retailer 5$1,789 CAD
Retailer 9$1,878 CAD
Retailer 6$1,879 CAD
Retailer 3$2,180 CAD
Retailer 2$2,331 CAD
Retailer 4$3,161 CAD
NZ Jewellers$4,203 CAD

42 data points across 9 retailers

9 retailers$1,724 CAD to $4,203 CAD

B+
Cheapest Retailer
-
$1,724 CAD
$1,234 USD
B+
Retailer 2
-
$1,778 CAD
$1,273 USD
View
B+
Retailer 3
-
$1,789 CAD
$1,281 USD
View
B+
Retailer 4
-
$1,878 CAD
$1,344 USD
View
B+
Retailer 5
-
$1,879 CAD
$1,345 USD
View
B
Retailer 6
-
$2,180 CAD
£1,229 GBP
View
B
Retailer 7
-
$2,331 CAD
€1,589 EUR
View
B
Retailer 8
-
$3,161 CAD
£1,782 GBP
View
Most Expensive
C
NZ Jewellers
4a942ac5-7484-4f5e-bb0c-3b9ba325f973 · Oct 30
$4,203 CAD
$3,009 USD
View
8 more retailers have this diamond
Prices start from $1,724 CADSave up to $2,479 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+
0.73ct Marquise
$1,724 CAD