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0.50ct M SI2 Round Natural Diamond

EX • M/SI2 • IGI 508145636

Shape and cutting style on the report: Round brilliant

Certificate IGI 508145636

Diamond specifications and retailer prices

From HK$1,687 HKD
As of November 4, 2026
Save HK$5,962 HKD (78%) vs most expensive(unlock to see where)
7 retailers carry this diamond
Most expensive: HK$7,649 HKD 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 508145636. Listed at 7 retailers as of November 4, 2026, with prices from HK$1,687 to HK$7,649, a HK$5,962 spread on the same certified stone. NZ Jewellers lists it at HK$7,649. 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
SymmetryExcellent
FluorescenceNone
Crown angle36°
Pavilion angle40.9°
OriginNatural
Grading LabIGI
CertificateIGI 508145636
Dimensions5.04 × 5.09 × 3.14 mm
L/W Ratio1.01
Girdle conditionFaceted
Culet sizePointed
Cert comments
IDEAL CUT ROUND BRILLIANT
Top View
5.04 mm5.09 mm0.50 ctM / SI2
OriginNatural
CutExcellent
PolishExcellent
SymmetryExcellent
FluorescenceNone
CertificateIGI 508145636
Side View
Table 58.5%Crown 36°Girdle: MED-STKPavilion 40.9°Culet: NoneDepth 61.9%

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: HK$7,649 HKD|Low: HK$1,122 HKD|High: HK$7,649 HKD|Avg: HK$2,818 HKD
NZ Jewellers
Retailer 2
Retailer 3
Retailer 4
Retailer 5
Retailer 6
Retailer 7
Retailer 8
Retailer 9
Retailer 10
November 5, 2026
Retailer 10HK$1,122 HKD
Retailer 4HK$1,687 HKD
Retailer 6HK$1,820 HKD
Retailer 3HK$1,883 HKD
Retailer 5HK$2,275 HKD
Retailer 9HK$2,534 HKD
Retailer 8HK$2,707 HKD
Retailer 2HK$2,981 HKD
Retailer 7HK$3,350 HKD
NZ JewellersHK$7,649 HKD

15 data points across 10 retailers

7 retailersHK$1,687 HKD to HK$7,649 HKD

A
Cheapest Retailer
-
HK$1,687 HKD
Retailer 2
-
HK$1,820 HKD
View
Price last confirmed 8 days ago
B+
Retailer 3
-
HK$1,883 HKD
View
B+
Retailer 4
-
HK$2,275 HKD
View
B+
Retailer 5
-
HK$2,707 HKD
View
B+
Retailer 6
-
HK$2,981 HKD
View
Most Expensive
C
NZ Jewellers
56be40c1-fcae-4308-8e3e-bb96fec8cd29 · Nov 4
HK$7,649 HKD
$975 USD
View
6 more retailers have this diamond
Prices start from HK$1,687 HKDSave up to HK$5,962 HKD

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
HK$1,687 HKD