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Round|Natural|IGI

0.50ct K I1 Round Natural Diamond

VG • K/I1 • IGI 520217151

Shape and cutting style on the report: Round brilliant

Certificate IGI 520217151

Diamond specifications and retailer prices

From $299 AUD
As of November 4, 2026
Save $1,051 AUD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,350 AUD 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 I1 clarity (included), with a very-good cut grade and certified by IGI 520217151. Listed at 8 retailers as of November 4, 2026, with prices from $299 to $1,350, a $1,051 spread on the same certified stone. NZ Jewellers lists it at $1,350. 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
I1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
Crown angle37.2°
Pavilion angle39.9°
OriginNatural
Grading LabIGI
CertificateIGI 520217151
Dimensions5.00 × 5.05 × 3.07 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
5.00 mm5.05 mm0.50 ctK / I1
OriginNatural
CutVery Good
PolishVery Good
SymmetryVery Good
FluorescenceNone
CertificateIGI 520217151
Side View
Table 62.5%Crown 37.2°Girdle: STK-THKPavilion 39.9°Culet: NoneDepth 61.0%

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: $604 AUD|Low: $299 AUD|High: $610 AUD|Avg: $435 AUD|+3.9%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
November 5, 2026
Retailer 2$301 AUD
Retailer 3$393 AUD
Retailer 4$447 AUD
Retailer 1$604 AUD

17 data points across 4 retailers

8 retailers$299 AUD to $1,350 AUD

B+
Cheapest Retailer
-
$299 AUD
Retailer 2
-
$321 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$333 AUD
View
B+
Retailer 4
-
$380 AUD
View
B+
Retailer 5
-
$393 AUD
View
B+
Retailer 6
-
$401 AUD
View
B+
Retailer 7
-
$604 AUD
View
Most Expensive
C
NZ Jewellers
ac07f5a6-fc96-464d-969c-66520abdfd5a · Nov 4
$1,350 AUD
$945 USD
View
7 more retailers have this diamond
Prices start from $299 AUDSave up to $1,051 AUD

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
$299 AUD