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Marquise|Natural|IGI

0.51ct K VS1 Marquise Natural Diamond

VG • K/VS1 • IGI 649447414

Shape and cutting style on the report: Marquise brilliant

Certificate IGI 649447414

Diamond specifications and retailer prices

From €372 EUR
As of November 5, 2026
Save €1,053 EUR (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: €1,425 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 649447414. Listed at 14 retailers as of November 5, 2026, with prices from €372 to €1,425, a €1,053 spread on the same certified stone. NZ Jewellers lists it at €1,425. 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 angle34.2°
Pavilion angle40.1°
OriginNatural
Grading LabIGI
CertificateIGI 649447414
Dimensions8.20 × 4.19 × 2.63 mm
L/W Ratio1.96
Girdle conditionFaceted
Culet sizePointed
Top View
8.20 mm4.19 mm0.51 ctK / VS1
OriginNatural
CutVery Good
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 649447414
Side View
Table 60.0%Crown 34.2°Girdle: MED-THKPavilion 40.1°Culet: NoneDepth 62.8%

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 5
Current: €1,425 EUR|Low: €372 EUR|High: €1,501 EUR|Avg: €559 EUR|-5.1%
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
November 6, 2026
Retailer 4€372 EUR
Retailer 10€388 EUR
Retailer 3€400 EUR
Retailer 14€400 EUR
Retailer 5€428 EUR
Retailer 2€429 EUR
Retailer 11€429 EUR
Retailer 7€473 EUR
Retailer 6€488 EUR
Retailer 12€508 EUR
Retailer 13€512 EUR
Retailer 8€576 EUR
Retailer 9€857 EUR
NZ Jewellers€1,425 EUR

24 data points across 14 retailers

14 retailers€372 EUR to €1,425 EUR

A
Cheapest Retailer
-
€372 EUR
A
Retailer 2
-
€388 EUR
View
A
Retailer 3
-
€400 EUR
View
Retailer 4
-
€400 EUR
View
Price last confirmed 8 days ago
A
Retailer 5
-
€428 EUR
View
A
Retailer 6
-
€429 EUR
View
A
Retailer 7
-
€429 EUR
View
A
Retailer 8
-
€473 EUR
View
A
Retailer 9
-
€488 EUR
View
A
Retailer 10
-
€508 EUR
View
A
Retailer 11
-
€512 EUR
View
B+
Retailer 12
-
€576 EUR
View
B
Retailer 13
-
€857 EUR
View
Most Expensive
C
NZ Jewellers
b01a21ba-8977-44ee-a951-18bac62945f9 · Nov 5
€1,425 EUR
$1,599 USD
View
13 more retailers have this diamond
Prices start from €372 EURSave up to €1,053 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
€372 EUR