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Marquise|Natural|IGI

0.51ct K VS1 Marquise Natural Diamond

VG • K/VS1 • IGI 731559808

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 731559808

Diamond specifications and retailer prices

From €217 EUR
As of November 6, 2026
Save €909 EUR (81%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,126 EUR at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural marquise diamond

This 0.51ct natural marquise sits in the half to three-quarter carat band, graded K colour (faint-tinted) and VS1 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 731559808. Listed at 14 retailers as of November 5, 2026, with prices from €217 to €1,126, a €909 spread on the same certified stone. NZ Jewellers lists it at €1,126. 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

0.51
Carat
K
Colour
VS1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
Crown angle34.7°
Pavilion angle38.8°
OriginNatural
Grading LabIGI
CertificateIGI 731559808
Dimensions8.12 × 4.34 × 2.54 mm
L/W Ratio1.87
Girdle conditionFaceted
Culet sizePointed
Top View
8.12 mm4.34 mm0.51 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 731559808
Side View
Table 59.0%Crown 34.7°Girdle: MED-THKPavilion 38.8°Culet: NoneDepth 58.5%

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 6
Current: €217 EUR|Low: €217 EUR|High: €686 EUR|Avg: €437 EUR|-0.8%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 6, 2026
Retailer 1€217 EUR
Retailer 2€339 EUR
Retailer 3€388 EUR
Retailer 4€455 EUR
Retailer 5€490 EUR
Retailer 7€549 EUR
Retailer 6€679 EUR

31 data points across 7 retailers

14 retailers€217 EUR to €1,126 EUR

A
Cheapest Retailer
-
€217 EUR
Retailer 2
-
€268 EUR
View
Price last confirmed 95 days ago
A
Retailer 3
-
€294 EUR
View
Retailer 4
-
€316 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
€328 EUR
View
A
Retailer 6
-
€339 EUR
View
B+
Retailer 7
-
€388 EUR
View
B+
Retailer 8
-
€396 EUR
View
B+
Retailer 9
-
€410 EUR
View
A
Retailer 10
-
€455 EUR
View
B+
Retailer 11
-
€490 EUR
View
B+
Retailer 12
-
€549 EUR
View
B+
Retailer 13
-
€679 EUR
View
Most Expensive
C
NZ Jewellers
ce013447-d670-4d1b-a8b2-5cb0defe77df · Nov 5
€1,126 EUR
$1,264 USD
View
13 more retailers have this diamond
Prices start from €217 EURSave up to €909 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
0.51ct Marquise
€217 EUR