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Marquise|Natural|IGI

0.50ct H SI1 Marquise Natural Diamond

VG • H/SI1 • IGI 815681702

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 815681702

Diamond specifications and retailer prices

From €320 EUR
As of November 6, 2026
Save €1,316 EUR (80%) vs most expensive(unlock to see where)
19 retailers carry this diamond
Most expensive: €1,635 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 H colour (near-colourless) and SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815681702. Listed at 19 retailers as of November 5, 2026, with prices from €320 to €1,635, a €1,316 spread on the same certified stone. NZ Jewellers lists it at €1,635. 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
H
Colour
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle44.3°
Pavilion angle37°
OriginNatural
Grading LabIGI
CertificateIGI 815681702
Dimensions8.31 × 4.13 × 2.46 mm
L/W Ratio2.01
Girdle conditionFaceted
Top View
8.31 mm4.13 mm0.50 ctH / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 815681702
Side View
Table 60.0%Crown 44.3°Girdle: MED-STKPavilion 37°Culet: NoneDepth 59.6%

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: €1,635 EUR|Low: €320 EUR|High: €1,635 EUR|Avg: €578 EUR
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
Retailer 14
Retailer 15
Retailer 16
Retailer 17
Retailer 18
Retailer 19
November 6, 2026
Retailer 2€320 EUR
Retailer 7€367 EUR
Retailer 9€394 EUR
Retailer 11€394 EUR
Retailer 15€426 EUR
Retailer 3€459 EUR
Retailer 4€459 EUR
Retailer 19€493 EUR
Retailer 12€520 EUR
Retailer 18€520 EUR
Retailer 5€534 EUR
Retailer 6€544 EUR
Retailer 14€544 EUR
Retailer 8€556 EUR
Retailer 13€594 EUR
Retailer 10€609 EUR
Retailer 16€661 EUR
Retailer 17€983 EUR
NZ Jewellers€1,635 EUR

19 data points across 19 retailers

19 retailers€320 EUR to €1,635 EUR

A
Cheapest Retailer
-
€320 EUR
A
Retailer 2
-
€367 EUR
View
A
Retailer 3
-
€394 EUR
View
Final sale: no returns
A
Retailer 4
-
€394 EUR
View
A
Retailer 5
-
€426 EUR
View
Retailer 6
-
€459 EUR
View
Price last confirmed 9 days ago
A
Retailer 7
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€459 EUR
View
A
Retailer 8
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€493 EUR
View
A
Retailer 9
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€520 EUR
View
A
Retailer 10
-
€520 EUR
View
A
Retailer 11
-
€534 EUR
View
A
Retailer 12
-
€544 EUR
View
B+
Retailer 13
-
€544 EUR
View
B+
Retailer 14
-
€556 EUR
View
B+
Retailer 15
-
€594 EUR
View
B+
Retailer 16
-
€609 EUR
View
B+
Retailer 17
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€661 EUR
View
B
Retailer 18
-
€983 EUR
View
Most Expensive
B
NZ Jewellers
f1394ae1-8bb3-419f-af27-14764a6559c2 · Nov 5
€1,635 EUR
$1,826 USD
View
18 more retailers have this diamond
Prices start from €320 EURSave up to €1,316 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
€320 EUR