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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 $391 SGD
As of November 4, 2026
Save $1,106 SGD (74%) vs most expensive(unlock to see where)
16 retailers carry this diamond
Most expensive: $1,497 SGD 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 $391 to $1,497, a $1,106 spread on the same certified stone. NZ Jewellers lists it at $1,497. 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
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: $502 SGD|Low: $415 SGD|High: $913 SGD|Avg: $563 SGD|-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$415 SGD
Retailer 8$415 SGD
Retailer 10$436 SGD
Retailer 1$502 SGD
Retailer 3$511 SGD
Retailer 4$535 SGD
Retailer 7$602 SGD
Retailer 5$658 SGD
Retailer 6$677 SGD
Retailer 9$906 SGD

43 data points across 10 retailers

16 retailers$391 SGD to $1,497 SGD

A
Cheapest Retailer
-
$391 SGD
Retailer 2
-
$415 SGD
View
Price last confirmed 16 days ago
Retailer 3
-
$420 SGD
View
Price last confirmed 8 days ago
B+
Retailer 4
-
$436 SGD
View
B+
Retailer 5
-
$502 SGD
View
B+
Retailer 6
-
$511 SGD
View
B+
Retailer 7
-
$525 SGD
View
B+
Retailer 8
-
$535 SGD
View
Retailer 9
-
$540 SGD
View
Price last confirmed 9 days ago
B+
Retailer 10
-
$557 SGD
View
Retailer 11
-
$602 SGD
View
Price last confirmed 7 days ago
B+
Retailer 12
-
$650 SGD
View
B+
Retailer 13
-
$658 SGD
View
B+
Retailer 14
-
$677 SGD
View
Retailer 15
-
$906 SGD
View
Price last confirmed 8 days ago
Most Expensive
C
NZ Jewellers
0393634c-e239-4a05-9dab-ce5cf1fd9e2b · Nov 4
$1,497 SGD
$1,172 USD
View
15 more retailers have this diamond
Prices start from $391 SGDSave up to $1,106 SGD

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
$391 SGD