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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 €1,105 EUR
$1,234 USD
As of October 29, 2026
Save €1,589 EUR (59%) vs most expensive(unlock to see where)
9 retailers carry this diamond
Most expensive: €2,693 EUR 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 €1,105 to €2,693, a €1,589 spread on the same certified stone. NZ Jewellers lists it at €2,693. 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: €2,693 EUR|Low: €1,105 EUR|High: €2,756 EUR|Avg: €1,516 EUR|-2.3%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 2, 2026
Retailer 7€1,105 EUR
Retailer 8€1,139 EUR
Retailer 5€1,147 EUR
Retailer 9€1,203 EUR
Retailer 6€1,204 EUR
Retailer 3€1,397 EUR
Retailer 2€1,499 EUR
Retailer 4€2,026 EUR
NZ Jewellers€2,693 EUR

43 data points across 9 retailers

9 retailers€1,105 EUR to €2,693 EUR

B+
Cheapest Retailer
-
€1,105 EUR
$1,234 USD
B+
Retailer 2
-
€1,139 EUR
$1,273 USD
View
B+
Retailer 3
-
€1,147 EUR
$1,281 USD
View
B+
Retailer 4
-
€1,203 EUR
$1,344 USD
View
B+
Retailer 5
-
€1,204 EUR
$1,345 USD
View
B
Retailer 6
-
€1,397 EUR
£1,229 GBP
View
B
Retailer 7
-
€1,499 EUR
View
B
Retailer 8
-
€2,026 EUR
£1,782 GBP
View
Most Expensive
C
NZ Jewellers
4a942ac5-7484-4f5e-bb0c-3b9ba325f973 · Oct 30
€2,693 EUR
$3,009 USD
View
8 more retailers have this diamond
Prices start from €1,105 EURSave up to €1,589 EUR

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
€1,105 EUR