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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 $215 USD
As of November 4, 2026
Save $760 USD (78%) vs most expensive(unlock to see where)
8 retailers carry this diamond
Most expensive: $975 USD 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 $215 to $975, a $760 spread on the same certified stone. NZ Jewellers lists it at $975. 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
Color
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: $380 USD|Low: $143 USD|High: $427 USD|Avg: $315 USD|+2.7%
Retailer 1
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
November 5, 2026
Retailer 6$143 USD
Retailer 5$276 USD
Retailer 4$323 USD
Retailer 3$345 USD
Retailer 1$380 USD
Retailer 2$427 USD

14 data points across 6 retailers

8 retailers$215 USD to $975 USD

A
Cheapest Retailer
-
$215 USD
Retailer 2
-
$232 USD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
$240 USD
View
B+
Retailer 4
-
$276 USD
View
B+
Retailer 5
-
$290 USD
View
B+
Retailer 6
-
$345 USD
View
B+
Retailer 7
-
$380 USD
View
Most Expensive
C
NZ Jewellers
9222ad21-a492-4e0a-8fe1-e9737c7ddcbc · Nov 4
$975 USD
View
7 more retailers have this diamond
Prices start from $215 USDSave up to $760 USD

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
$215 USD