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Round|Natural|IGI

0.50ct K SI1 Round Natural Diamond

VG • K/SI1 • IGI 815637045

Shape and cutting style on the report: Round brilliant

Certificate IGI 815637045

Diamond specifications and retailer prices

From $427 CAD
As of November 4, 2026
Save $1,209 CAD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,637 CAD 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 SI1 clarity (slightly-included), with a very-good cut grade and certified by IGI 815637045. Listed at 16 retailers as of November 4, 2026, with prices from $427 to $1,637, a $1,209 spread on the same certified stone. NZ Jewellers lists it at $1,637. 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
SI1
Clarity
Very Good
Cut

Specifications

CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle36.5°
Pavilion angle40.8°
OriginNatural
Grading LabIGI
CertificateIGI 815637045
Dimensions4.99 × 5.03 × 3.19 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizeNone
Top View
4.99 mm5.03 mm0.50 ctK / SI1
OriginNatural
CutVery Good
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 815637045
Side View
Table 57.0%Crown 36.5°Girdle: MED-STKPavilion 40.8°Culet: NoneDepth 63.6%

Caratlytics Score

How it works →
A
Excellent
Excellent quality and great value
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See the detailed 0 to 100 score with Quality, Value, Certification & Market breakdown

Price History

Last verified: Nov 4
Current: $549 CAD|Low: $454 CAD|High: $999 CAD|Avg: $615 CAD|-1.5%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 6, 2026
Retailer 2$454 CAD
Retailer 8$454 CAD
Retailer 10$476 CAD
Retailer 1$549 CAD
Retailer 3$559 CAD
Retailer 4$585 CAD
Retailer 7$658 CAD
Retailer 5$719 CAD
Retailer 6$740 CAD
Retailer 9$990 CAD

43 data points across 10 retailers

16 retailers$427 CAD to $1,637 CAD

A
Cheapest Retailer
-
$427 CAD
Retailer 2
-
$454 CAD
View
Price last confirmed 16 days ago
Retailer 3
-
$459 CAD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$476 CAD
View
B+
Retailer 5
-
$549 CAD
View
B+
Retailer 6
-
$559 CAD
View
B+
Retailer 7
-
$574 CAD
View
B+
Retailer 8
-
$585 CAD
View
Retailer 9
-
$591 CAD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$609 CAD
View
Retailer 11
-
$658 CAD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$711 CAD
View
B+
Retailer 13
-
$719 CAD
View
B+
Retailer 14
-
$740 CAD
View
Retailer 15
-
$990 CAD
View
Price last confirmed 8 days ago
Most Expensive
C
NZ Jewellers
0393634c-e239-4a05-9dab-ce5cf1fd9e2b · Nov 4
$1,637 CAD
$1,172 USD
View
15 more retailers have this diamond
Prices start from $427 CADSave up to $1,209 CAD

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.

A
0.50ct Round
$427 CAD