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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 $571 NZD
As of November 4, 2026
Save $2,257 NZD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,828 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 $571 to $2,828, a $2,257 spread on the same certified stone. NZ Jewellers lists it at $2,828. 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 4
Current: $2,828 NZD|Low: $553 NZD|High: $2,828 NZD|Avg: $897 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$571 NZD
Retailer 8$614 NZD
Retailer 7$639 NZD
Retailer 6$658 NZD
Retailer 15$738 NZD
Retailer 9$770 NZD
Retailer 2$779 NZD
Retailer 3$795 NZD
Retailer 14$795 NZD
Retailer 13$852 NZD
Retailer 10$900 NZD
Retailer 5$970 NZD
Retailer 4$1,019 NZD
Retailer 11$1,178 NZD
Retailer 12$1,702 NZD
NZ Jewellers$2,828 NZD

32 data points across 16 retailers

15 retailers$571 NZD to $2,828 NZD

A
Cheapest Retailer
-
$571 NZD
B+
Retailer 2
-
$614 NZD
View
B+
Retailer 3
-
$658 NZD
View
B+
Retailer 4
-
$738 NZD
View
B+
Retailer 5
-
$770 NZD
View
B+
Retailer 6
-
$779 NZD
View
B+
Retailer 7
-
$795 NZD
View
Retailer 8
-
$795 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$852 NZD
View
B+
Retailer 10
-
$900 NZD
View
B+
Retailer 11
-
$970 NZD
View
B+
Retailer 12
-
$1,019 NZD
View
B
Retailer 13
-
$1,178 NZD
View
B
Retailer 14
-
$1,702 NZD
View
Most Expensive
C
NZ Jewellers
134f384b-d80e-4dbc-9d1d-fa7ddd7c5a28 · Nov 4
$2,828 NZD
$1,590 USD
View
14 more retailers have this diamond
Prices start from $571 NZDSave up to $2,257 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
$571 NZD