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Round|Natural|IGI

0.50ct K I2 Round Natural Diamond

GD • K/I2 • IGI 510166322

Shape and cutting style on the report: Round brilliant

Certificate IGI 510166322

Diamond specifications and retailer prices

From $550 NZD
As of November 4, 2026
Save $1,558 NZD (74%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $2,108 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 standard cut grade and certified by IGI 510166322. Listed at 7 retailers as of November 4, 2026, with prices from $550 to $2,108, a $1,558 spread on the same certified stone. NZ Jewellers lists it at $2,108. 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
I2
Clarity
Good
Cut

Specifications

CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle30°
Pavilion angle39.5°
OriginNatural
Grading LabIGI
CertificateIGI 510166322
Dimensions5.14 × 5.22 × 3.03 mm
L/W Ratio1.02
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
5.14 mm5.22 mm0.50 ctK / I2
OriginNatural
CutGood
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 510166322
Side View
Table 55.0%Crown 30°Girdle: MED-STKPavilion 39.5°Culet: NoneDepth 58.5%

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: $904 NZD|Low: $582 NZD|High: $916 NZD|Avg: $744 NZD|+1.8%
Retailer 1
Retailer 2
November 5, 2026
Retailer 2$585 NZD
Retailer 1$904 NZD

19 data points across 2 retailers

7 retailers$550 NZD to $2,108 NZD

B+
Cheapest Retailer
-
$550 NZD
Retailer 2
-
$592 NZD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$614 NZD
View
B
Retailer 4
-
$738 NZD
View
B
Retailer 5
-
$740 NZD
View
B
Retailer 6
-
$904 NZD
View
Most Expensive
C
NZ Jewellers
6b628d03-e38a-4979-971a-2b632a1e4291 · Nov 4
$2,108 NZD
$1,185 USD
View
6 more retailers have this diamond
Prices start from $550 NZDSave up to $1,558 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
$550 NZD