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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

EX • K/SI2 • GIA 6561630931

Certificate GIA 6561630931

Diamond specifications and retailer prices

From $498 NZD
As of November 2, 2026
Save $2,097 NZD (81%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,595 NZD at NZ Jewellers · As of November 2, 2026
View at NZ Jewellers

About this 0.5ct natural round diamond

This 0.5ct natural round sits in the half to three-quarter carat band, graded K colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by GIA 6561630931. Listed at 7 retailers as of November 2, 2026, with prices from $498 to $2,595, a $2,097 spread on the same certified stone. NZ Jewellers lists it at $2,595. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
K
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
Crown angle35.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6561630931
Dimensions5.11 × 5.07 × 3.19 mm
L/W Ratio1.01
Girdle conditionSlightly Thick
Top View
5.11 mm5.07 mm0.50 ctK / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceFaint
CertificateGIA 6561630931
Side View
Table 55.0%Crown 35.5°Girdle: MediumPavilion 41°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 2
Current: $2,595 NZD|Low: $498 NZD|High: $2,595 NZD|Avg: $1,154 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 3, 2026
Retailer 3$498 NZD
Retailer 4$719 NZD
Retailer 2$877 NZD
Retailer 7$955 NZD
Retailer 5$1,110 NZD
Retailer 6$1,562 NZD
NZ Jewellers$2,595 NZD

11 data points across 7 retailers

7 retailers$498 NZD to $2,595 NZD

A
Cheapest Retailer
-
$498 NZD
A
Retailer 2
-
$719 NZD
View
B+
Retailer 3
-
$877 NZD
View
B+
Retailer 4
-
$955 NZD
View
B+
Retailer 5
-
$1,110 NZD
View
B
Retailer 6
-
$1,562 NZD
View
Most Expensive
C
NZ Jewellers
19bb4cf2-b709-4fce-a99e-d88d807ae5f9 · Nov 2
$2,595 NZD
$1,459 USD
View
6 more retailers have this diamond
Prices start from $498 NZDSave up to $2,097 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
0.50ct Round
$498 NZD