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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

VG • K/SI2 • GIA 6385287766

Certificate GIA 6385287766

Diamond specifications and retailer prices

From $477 NZD
As of November 4, 2026
Save $1,914 NZD (80%) vs most expensive(unlock to see where)
17 retailers carry this diamond
Most expensive: $2,391 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 6385287766. Listed at 17 retailers as of November 4, 2026, with prices from $477 to $2,391, a $1,914 spread on the same certified stone. NZ Jewellers lists it at $2,391. 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
SymmetryGood
FluorescenceFaint
Crown angle32.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6385287766
Dimensions5.12 × 5.07 × 3.12 mm
L/W Ratio1.01
Star length50%
Lower girdle80%
Top View
5.12 mm5.07 mm0.50 ctK / SI2
OriginNatural
CutVery Good
PolishExcellent
SymmetryGood
FluorescenceFaint
CertificateGIA 6385287766
Side View
Table 57.0%Crown 32.5°Girdle: ThickPavilion 41°Culet: NoneDepth 61.3%

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: $658 NZD|Low: $477 NZD|High: $1,459 NZD|Avg: $874 NZD
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 5$477 NZD
Retailer 6$649 NZD
Retailer 1$658 NZD
Retailer 9$672 NZD
Retailer 3$795 NZD
Retailer 4$834 NZD
Retailer 2$865 NZD
Retailer 10$973 NZD
Retailer 8$1,028 NZD
Retailer 7$1,437 NZD

43 data points across 10 retailers

17 retailers$477 NZD to $2,391 NZD

A
Cheapest Retailer
-
$477 NZD
B+
Retailer 2
-
$523 NZD
View
B+
Retailer 3
-
$624 NZD
View
B+
Retailer 4
-
$649 NZD
View
B+
Retailer 5
-
$658 NZD
View
Retailer 6
-
$672 NZD
View
Price last confirmed 8 days ago
B+
Retailer 7
-
$696 NZD
View
B+
Retailer 8
-
$720 NZD
View
B+
Retailer 9
-
$795 NZD
View
B+
Retailer 10
-
$834 NZD
View
B+
Retailer 11
-
$840 NZD
View
B+
Retailer 12
-
$856 NZD
View
B+
Retailer 13
-
$865 NZD
View
B+
Retailer 14
-
$973 NZD
View
B+
Retailer 15
-
$1,028 NZD
View
B
Retailer 16
-
$1,437 NZD
View
Most Expensive
C
NZ Jewellers
8b2c933e-0414-4a43-b860-3dbc4d1ab1a2 · Nov 4
$2,391 NZD
$1,344 USD
View
16 more retailers have this diamond
Prices start from $477 NZDSave up to $1,914 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
$477 NZD