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Round|Natural|IGI

0.50ct K I2 Round Natural Diamond

VG • K/I2 • IGI 510166321

Shape and cutting style on the report: Round brilliant

Certificate IGI 510166321

Diamond specifications and retailer prices

From $302 USD
As of November 4, 2026
Save $1,068 USD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: $1,370 USD 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 very-good cut grade and certified by IGI 510166321. Listed at 7 retailers as of November 4, 2026, with prices from $302 to $1,370, a $1,068 spread on the same certified stone. NZ Jewellers lists it at $1,370. 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
Color
I2
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle33.3°
Pavilion angle39.8°
OriginNatural
Grading LabIGI
CertificateIGI 510166321
Dimensions5.07 × 5.13 × 3.03 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
5.07 mm5.13 mm0.50 ctK / I2
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 510166321
Side View
Table 61.0%Crown 33.3°Girdle: STK-THKPavilion 39.8°Culet: NoneDepth 59.4%

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: $498 USD|Low: $319 USD|High: $505 USD|Avg: $409 USD|+1.8%
Retailer 1
Retailer 2
November 5, 2026
Retailer 2$321 USD
Retailer 1$498 USD

19 data points across 2 retailers

7 retailers$302 USD to $1,370 USD

B+
Cheapest Retailer
-
$302 USD
Retailer 2
-
$326 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$337 USD
View
B+
Retailer 4
-
$405 USD
View
B+
Retailer 5
-
$407 USD
View
B
Retailer 6
-
$498 USD
View
Most Expensive
C
NZ Jewellers
22e18f58-ed63-4003-90ff-0096687d1ab7 · Nov 4
$1,370 USD
View
6 more retailers have this diamond
Prices start from $302 USDSave up to $1,068 USD

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
$302 USD