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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 $742 NZD
As of November 5, 2026
Save $2,103 NZD (74%) vs most expensive(unlock to see where)
14 retailers carry this diamond
Most expensive: $2,844 NZD 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 $742 to $2,844, a $2,103 spread on the same certified stone. NZ Jewellers lists it at $2,844. 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: $2,844 NZD|Low: $742 NZD|High: $2,997 NZD|Avg: $1,117 NZD|-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$742 NZD
Retailer 10$774 NZD
Retailer 3$799 NZD
Retailer 14$799 NZD
Retailer 5$854 NZD
Retailer 2$856 NZD
Retailer 11$856 NZD
Retailer 7$945 NZD
Retailer 6$975 NZD
Retailer 12$1,014 NZD
Retailer 13$1,023 NZD
Retailer 8$1,151 NZD
Retailer 9$1,711 NZD
NZ Jewellers$2,844 NZD

24 data points across 14 retailers

14 retailers$742 NZD to $2,844 NZD

A
Cheapest Retailer
-
$742 NZD
A
Retailer 2
-
$774 NZD
View
A
Retailer 3
-
$799 NZD
View
Retailer 4
-
$799 NZD
View
Price last confirmed 8 days ago
A
Retailer 5
-
$854 NZD
View
A
Retailer 6
-
$856 NZD
View
A
Retailer 7
-
$856 NZD
View
A
Retailer 8
-
$945 NZD
View
A
Retailer 9
-
$975 NZD
View
A
Retailer 10
-
$1,014 NZD
View
A
Retailer 11
-
$1,023 NZD
View
B+
Retailer 12
-
$1,151 NZD
View
B
Retailer 13
-
$1,711 NZD
View
Most Expensive
C
NZ Jewellers
b01a21ba-8977-44ee-a951-18bac62945f9 · Nov 5
$2,844 NZD
$1,599 USD
View
13 more retailers have this diamond
Prices start from $742 NZDSave up to $2,103 NZD

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
$742 NZD