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Round|Natural|GIA

0.50ct K I2 Round Natural Diamond

EX • K/I2 • GIA 6451014648

Certificate GIA 6451014648

Diamond specifications and retailer prices

From $729 NZD
As of November 4, 2026
Save $2,067 NZD (74%) vs most expensive(unlock to see where)
6 retailers carry this diamond
Most expensive: $2,796 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 I2 clarity (included), with a top-tier cut grade and certified by GIA 6451014648. Listed at 6 retailers as of November 4, 2026, with prices from $729 to $2,796, a $2,067 spread on the same certified stone. NZ Jewellers lists it at $2,796. Compare the cross-retailer prices above before buying. The same certified stone often varies 15 to 40% across stores.

The 4Cs

0.50
Carat
K
Colour
I2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
Crown angle36.5°
Pavilion angle41°
OriginNatural
Grading LabGIA
CertificateGIA 6451014648
Dimensions5.05 × 5.07 × 3.18 mm
L/W Ratio1.00
Top View
5.05 mm5.07 mm0.50 ctK / I2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceMedium
CertificateGIA 6451014648
Side View
Table 56.0%Crown 36.5°GirdlePavilion 41°Culet: NoneDepth 62.9%

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 4
Current: $2,796 NZD|Low: $729 NZD|High: $2,796 NZD|Avg: $1,123 NZD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
November 5, 2026
Retailer 5$729 NZD
Retailer 3$786 NZD
Retailer 4$786 NZD
Retailer 7$822 NZD
Retailer 6$841 NZD
Retailer 2$1,167 NZD
NZ Jewellers$2,796 NZD

19 data points across 7 retailers

6 retailers$729 NZD to $2,796 NZD

B+
Cheapest Retailer
-
$729 NZD
Retailer 2
-
$786 NZD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$786 NZD
View
B+
Retailer 4
-
$841 NZD
View
B
Retailer 5
-
$1,167 NZD
View
Most Expensive
C
NZ Jewellers
348bece4-5995-4a98-9892-155baad39cf3 · Nov 4
$2,796 NZD
$1,572 USD
View
5 more retailers have this diamond
Prices start from $729 NZDSave up to $2,067 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
$729 NZD