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Radiant|Natural|IGI

0.51ct H VS2 Radiant Natural Diamond

VG • H/VS2 • IGI 797681528

Shape and cutting style on the report: Cut cornered rectangular modified brilliant

Certificate IGI 797681528

Diamond specifications and retailer prices

From $570 NZD
As of November 6, 2026
Save $2,349 NZD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,919 NZD at NZ Jewellers · As of November 5, 2026
View at NZ Jewellers

About this 0.51ct natural radiant diamond

This 0.51ct natural radiant sits in the half to three-quarter carat band, graded H colour (near-colourless) and VS2 clarity (very-slightly-included), with a very-good cut grade and certified by IGI 797681528. Listed at 15 retailers as of November 5, 2026, with prices from $570 to $2,919, a $2,349 spread on the same certified stone. NZ Jewellers lists it at $2,919. 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
H
Colour
VS2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.3°
Pavilion angle33.7°
OriginNatural
Grading LabIGI
CertificateIGI 797681528
Dimensions5.43 × 4.04 × 2.63 mm
L/W Ratio1.34
Top View
5.43 mm4.04 mm0.51 ctH / VS2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 797681528
Side View
Table 69.0%Crown 36.3°Girdle: STK-THKPavilion 33.7°Culet: NoneDepth 65.1%

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: $1,145 NZD|Low: $570 NZD|High: $1,777 NZD|Avg: $1,009 NZD|+30.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
November 7, 2026
Retailer 4$570 NZD
Retailer 9$821 NZD
Retailer 5$878 NZD
Retailer 8$954 NZD
Retailer 2$970 NZD
Retailer 1$1,145 NZD
Retailer 6$1,153 NZD
Retailer 7$1,182 NZD
Retailer 3$1,750 NZD

28 data points across 9 retailers

15 retailers$570 NZD to $2,919 NZD

A
Cheapest Retailer
-
$570 NZD
A
Retailer 2
-
$761 NZD
View
A
Retailer 3
-
$821 NZD
View
A
Retailer 4
-
$821 NZD
View
A
Retailer 5
-
$878 NZD
View
A
Retailer 6
-
$878 NZD
View
A
Retailer 7
-
$954 NZD
View
B+
Retailer 8
-
$970 NZD
View
B+
Retailer 9
-
$998 NZD
View
B+
Retailer 10
-
$1,145 NZD
View
B+
Retailer 11
-
$1,153 NZD
View
B+
Retailer 12
-
$1,182 NZD
View
B
Retailer 13
-
$1,676 NZD
View
B+
Retailer 14
-
$1,750 NZD
View
Most Expensive
C
NZ Jewellers
b0209e4b-1852-405b-84b1-1d16bed86d1d · Nov 5
$2,919 NZD
$1,618 USD
View
14 more retailers have this diamond
Prices start from $570 NZDSave up to $2,349 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 Radiant
$570 NZD