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Round|Natural|GIA

0.50ct K SI2 Round Natural Diamond

GD • K/SI2 • GIA 1399361936

Certificate GIA 1399361936

Diamond specifications and retailer prices

From $579 NZD
As of November 6, 2026
Save $2,287 NZD (80%) vs most expensive(unlock to see where)
15 retailers carry this diamond
Most expensive: $2,866 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 standard cut grade and certified by GIA 1399361936. Listed at 15 retailers as of November 4, 2026, with prices from $579 to $2,866, a $2,287 spread on the same certified stone. NZ Jewellers lists it at $2,866. 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
Good
Cut

Specifications

CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
OriginNatural
Grading LabGIA
CertificateGIA 1399361936
Dimensions4.88 × 4.82 × 3.22 mm
L/W Ratio1.01
Key to symbols
Crystal
Top View
4.88 mm4.82 mm0.50 ctK / SI2
OriginNatural
CutGood
PolishVery Good
SymmetryVery Good
FluorescenceFaint
CertificateGIA 1399361936
Side View
Table 57.0%CrownGirdle: Very ThickPavilionCulet: NoneDepth 66.3%

Caratlytics Score

How it works →
B+
Very Good
Strong quality and value balance
Unlock full score analysis
See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 6
Current: $2,866 NZD|Low: $572 NZD|High: $2,866 NZD|Avg: $916 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 3$579 NZD
Retailer 8$622 NZD
Retailer 6$666 NZD
Retailer 7$667 NZD
Retailer 15$749 NZD
Retailer 9$781 NZD
Retailer 2$788 NZD
Retailer 13$805 NZD
Retailer 16$805 NZD
Retailer 12$862 NZD
Retailer 10$911 NZD
Retailer 5$983 NZD
Retailer 4$1,034 NZD
Retailer 14$1,198 NZD
Retailer 11$1,725 NZD
NZ Jewellers$2,866 NZD

30 data points across 16 retailers

15 retailers$579 NZD to $2,866 NZD

B+
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
-
$788 NZD
View
B+
Retailer 7
-
$805 NZD
View
Retailer 8
-
$805 NZD
View
Price last confirmed 8 days ago
B+
Retailer 9
-
$862 NZD
View
B+
Retailer 10
-
$911 NZD
View
B+
Retailer 11
-
$983 NZD
View
B
Retailer 12
-
$1,034 NZD
View
B
Retailer 13
-
$1,198 NZD
View
C
Retailer 14
-
$1,725 NZD
View
Most Expensive
C
NZ Jewellers
bf60f296-d71e-440b-ad05-f1bd41c69e39 · Nov 4
$2,866 NZD
$1,589 USD
View
14 more retailers have this diamond
Prices start from $579 NZDSave up to $2,287 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.

B+
0.50ct Round
$579 NZD