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Round|Natural|IGI

0.50ct N SI2 Round Natural Diamond

EX • N/SI2 • IGI 499132256

Shape and cutting style on the report: Round brilliant

Certificate IGI 499132256

Diamond specifications and retailer prices

From $307 AUD
As of November 4, 2026
Save $1,086 AUD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,393 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 N colour (tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 499132256. Listed at 8 retailers as of November 4, 2026, with prices from $307 to $1,393, a $1,086 spread on the same certified stone. NZ Jewellers lists it at $1,393. SI-grade stones are eye-clean roughly 60 to 70% of the time at this carat range. Check the inclusion plot on the cert and ask the retailer for high-resolution video before buying.

The 4Cs

0.50
Carat
N
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
Crown angle33°
Pavilion angle41.4°
OriginNatural
Grading LabIGI
CertificateIGI 499132256
Dimensions5.05 × 5.06 × 3.16 mm
L/W Ratio1.00
Girdle conditionFaceted
Culet sizePointed
Cert comments
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Top View
5.05 mm5.06 mm0.50 ctN / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceFaint
CertificateIGI 499132256
Side View
Table 57.5%Crown 33°GirdlePavilion 41.4°Culet: NoneDepth 62.4%

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: $619 AUD|Low: $204 AUD|High: $623 AUD|Avg: $434 AUD|+1.2%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
November 5, 2026
Retailer 5$204 AUD
Retailer 4$394 AUD
Retailer 3$461 AUD
Retailer 2$493 AUD
Retailer 1$619 AUD

13 data points across 5 retailers

8 retailers$307 AUD to $1,393 AUD

B+
Cheapest Retailer
-
$307 AUD
Retailer 2
-
$331 AUD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$343 AUD
View
B+
Retailer 4
-
$394 AUD
View
B+
Retailer 5
-
$414 AUD
View
B+
Retailer 6
-
$493 AUD
View
B
Retailer 7
-
$619 AUD
View
Most Expensive
C
NZ Jewellers
173896f5-6db0-47b5-85c2-1e8f03685f56 · Nov 4
$1,393 AUD
$975 USD
View
7 more retailers have this diamond
Prices start from $307 AUDSave up to $1,086 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
$307 AUD