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Marquise|Natural|IGI

0.50ct G SI2 Marquise Natural Diamond

VG • G/SI2 • IGI 800673801

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 800673801

Diamond specifications and retailer prices

From $727 CAD
As of November 4, 2026
Save $1,747 CAD (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: $2,474 CAD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.5ct natural marquise diamond

This 0.5ct natural marquise sits in the half to three-quarter carat band, graded G colour (near-colourless) and SI2 clarity (slightly-included), with a very-good cut grade and certified by IGI 800673801. Listed at 12 retailers as of November 4, 2026, with prices from $727 to $2,474, a $1,747 spread on the same certified stone. NZ Jewellers lists it at $2,474. 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

0.50
Carat
G
Color
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle32.3°
Pavilion angle39.4°
OriginNatural
Grading LabIGI
CertificateIGI 800673801
Dimensions9.01 × 3.95 × 2.52 mm
L/W Ratio2.28
Girdle conditionFaceted
Top View
9.01 mm3.95 mm0.50 ctG / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateIGI 800673801
Side View
Table 51.0%Crown 32.3°Girdle: MED-STKPavilion 39.4°Culet: NoneDepth 63.8%

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 4
Current: $2,474 CAD|Low: $667 CAD|High: $2,623 CAD|Avg: $1,145 CAD|-5.7%
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
Retailer 11
Retailer 12
November 6, 2026
Retailer 9$727 CAD
Retailer 10$789 CAD
Retailer 8$850 CAD
Retailer 11$850 CAD
Retailer 3$910 CAD
Retailer 2$937 CAD
Retailer 4$973 CAD
Retailer 12$980 CAD
Retailer 7$987 CAD
Retailer 6$1,172 CAD
Retailer 5$1,817 CAD
NZ Jewellers$2,474 CAD

45 data points across 12 retailers

12 retailers$727 CAD to $2,474 CAD

A
Cheapest Retailer
-
$727 CAD
Final sale: no returns
A
Retailer 2
-
$789 CAD
View
A
Retailer 3
-
$850 CAD
View
Retailer 4
-
$850 CAD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$910 CAD
View
A
Retailer 6
-
$937 CAD
View
B+
Retailer 7
-
$973 CAD
View
B+
Retailer 8
-
$980 CAD
View
B+
Retailer 9
-
$987 CAD
View
B+
Retailer 10
-
$1,172 CAD
View
B
Retailer 11
-
$1,817 CAD
View
Most Expensive
B
NZ Jewellers
7363867a-f6cf-4c08-82b2-f9a2b242e147 · Nov 5
$2,474 CAD
$1,759 USD
View
11 more retailers have this diamond
Prices start from $727 CADSave up to $1,747 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
0.50ct Marquise
$727 CAD