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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 €463 EUR
As of November 6, 2026
Save €1,112 EUR (71%) vs most expensive(unlock to see where)
12 retailers carry this diamond
Most expensive: €1,575 EUR 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 5, 2026, with prices from €463 to €1,575, a €1,112 spread on the same certified stone. NZ Jewellers lists it at €1,575. 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
Colour
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
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: €1,575 EUR|Low: €425 EUR|High: €1,670 EUR|Avg: €729 EUR|-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€463 EUR
Retailer 10€502 EUR
Retailer 8€541 EUR
Retailer 11€541 EUR
Retailer 3€579 EUR
Retailer 2€597 EUR
Retailer 4€620 EUR
Retailer 12€624 EUR
Retailer 7€629 EUR
Retailer 6€746 EUR
Retailer 5€1,157 EUR
NZ Jewellers€1,575 EUR

45 data points across 12 retailers

12 retailers€463 EUR to €1,575 EUR

A
Cheapest Retailer
-
€463 EUR
Final sale: no returns
A
Retailer 2
-
€502 EUR
View
A
Retailer 3
-
€541 EUR
View
Retailer 4
-
€541 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
€579 EUR
View
A
Retailer 6
-
€597 EUR
View
B+
Retailer 7
-
€620 EUR
View
B+
Retailer 8
-
€624 EUR
View
B+
Retailer 9
-
€629 EUR
View
B+
Retailer 10
-
€746 EUR
View
B
Retailer 11
-
€1,157 EUR
View
Most Expensive
B
NZ Jewellers
7363867a-f6cf-4c08-82b2-f9a2b242e147 · Nov 5
€1,575 EUR
$1,759 USD
View
11 more retailers have this diamond
Prices start from €463 EURSave up to €1,112 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.

A
0.50ct Marquise
€463 EUR