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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 6315135316

Certificate GIA 6315135316

Diamond specifications and retailer prices

From $579 NZD
As of November 6, 2026
Save $2,289 NZD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,868 NZD at NZ Jewellers · As of November 4, 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 very-good cut grade and certified by GIA 6315135316. Listed at 15 retailers as of November 4, 2026, with prices from $579 to $2,868, a $2,289 spread on the same certified stone. NZ Jewellers lists it at $2,868. 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

0.50
Carat
K
Colour
SI2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 6315135316
Dimensions4.96 × 4.90 × 3.19 mm
L/W Ratio1.01
Top View
4.96 mm4.90 mm0.50 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateGIA 6315135316
Side View
Table 59.0%CrownGirdle: ThickPavilionCulet: NoneDepth 64.6%

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: $2,868 NZD|Low: $561 NZD|High: $2,868 NZD|Avg: $909 NZD
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
Retailer 15
Retailer 16
November 6, 2026
Retailer 16$579 NZD
Retailer 8$622 NZD
Retailer 7$648 NZD
Retailer 6$667 NZD
Retailer 15$749 NZD
Retailer 9$781 NZD
Retailer 2$790 NZD
Retailer 3$806 NZD
Retailer 14$806 NZD
Retailer 13$864 NZD
Retailer 10$913 NZD
Retailer 5$983 NZD
Retailer 4$1,034 NZD
Retailer 11$1,194 NZD
Retailer 12$1,726 NZD
NZ Jewellers$2,868 NZD

32 data points across 16 retailers

15 retailers$579 NZD to $2,868 NZD

A
Cheapest Retailer
-
$579 NZD
B+
Retailer 2
-
$622 NZD
View
B+
Retailer 3
-
$667 NZD
View
B+
Retailer 4
-
$749 NZD
View
B+
Retailer 5
-
$781 NZD
View
B+
Retailer 6
-
$790 NZD
View
B+
Retailer 7
-
$806 NZD
View
Retailer 8
-
$806 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$864 NZD
View
B+
Retailer 10
-
$913 NZD
View
B+
Retailer 11
-
$983 NZD
View
B+
Retailer 12
-
$1,034 NZD
View
B
Retailer 13
-
$1,194 NZD
View
B
Retailer 14
-
$1,726 NZD
View
Most Expensive
C
NZ Jewellers
134f384b-d80e-4dbc-9d1d-fa7ddd7c5a28 · Nov 4
$2,868 NZD
$1,590 USD
View
14 more retailers have this diamond
Prices start from $579 NZDSave up to $2,289 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
$579 NZD