CaratHunter
Plans
Round|Natural|IGI

0.50ct M SI2 Round Natural Diamond

EX • M/SI2 • IGI 537244425

Shape and cutting style on the report: Round brilliant

Certificate IGI 537244425

Diamond specifications and retailer prices

From $382 NZD
As of November 4, 2026
Save $1,352 NZD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $1,734 NZD 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 M colour (faint-tinted) and SI2 clarity (slightly-included), with a top-tier cut grade and certified by IGI 537244425. Listed at 8 retailers as of November 4, 2026, with prices from $382 to $1,734, a $1,352 spread on the same certified stone. NZ Jewellers lists it at $1,734. 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
M
Colour
SI2
Clarity
Excellent
Cut

Specifications

CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
Crown angle34.1°
Pavilion angle40.4°
OriginNatural
Grading LabIGI
CertificateIGI 537244425
Dimensions5.08 × 5.11 × 3.08 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
Presence of internal laser.
Top View
5.08 mm5.11 mm0.50 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryVery Good
FluorescenceNone
CertificateIGI 537244425
Side View
Table 60.5%Crown 34.1°Girdle: MED-STKPavilion 40.4°Culet: NoneDepth 60.3%

Caratlytics Score

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

Price History

Last verified: Nov 4
Current: $676 NZD|Low: $254 NZD|High: $760 NZD|Avg: $561 NZD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6$254 NZD
Retailer 5$491 NZD
Retailer 4$575 NZD
Retailer 3$614 NZD
Retailer 1$676 NZD
Retailer 2$760 NZD

14 data points across 6 retailers

8 retailers$382 NZD to $1,734 NZD

A
Cheapest Retailer
-
$382 NZD
Retailer 2
-
$413 NZD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$427 NZD
View
B+
Retailer 4
-
$491 NZD
View
B+
Retailer 5
-
$516 NZD
View
B+
Retailer 6
-
$614 NZD
View
B+
Retailer 7
-
$676 NZD
View
Most Expensive
C
NZ Jewellers
9222ad21-a492-4e0a-8fe1-e9737c7ddcbc · Nov 4
$1,734 NZD
$975 USD
View
7 more retailers have this diamond
Prices start from $382 NZDSave up to $1,352 NZD

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
$382 NZD