• Metal: Nickel
• Weight: 4.5 g
• Year: 1978
• Preservation: 1.3) AU-UNC
• Mint: Monnaie de Paris
• Country: Monaco
• Face value: 0.50

G. 149

• Metal: Nickel
• Weight: 4.5 g
• Year: 1979
• Preservation: 2.1) EF-AU
• Mint: Monnaie de Paris
• Country: Monaco
• Face value: 0.50

• Metal: Nickel
• Weight: 4.5 g
• Year: 1982
• Preservation: 2.1) EF-AU
• Mint: Monnaie de Paris
• Country: Monaco
• Face value: 0.50

G. 149

• Metal: Nickel
• Weight: 4.5 g
• Year: 1989
• Preservation: 1.1) UNC
• Mint: Monnaie de Paris
• Country: Monaco
• Face value: 0.50

G. 149

• Metal: Silver
• Weight: 2.5 g
• Year: 1808
• Preservation: 2.3) VF-EF
• Mint: Perpignan
• Country: France
• Face value: 0.50

G. 398

• Metal: Silver
• Weight: 2.5 g
• Year: 1810
• Preservation: 2.3) VF-EF
• Mint: Paris
• Country: France
• Face value: 0.50

G. 399

• Metal: Silver
• Weight: 2.5 g
• Year: 1828
• Preservation: 2.2) EF
• Mint: Turin
• Country: Italy
• Face value: 0.50

Carlo Felice, mm18, 900/1000, M113

• Metal: Copper-aluminum
• Weight: 2 g
• Year: 1924
• Preservation: 3.1) VF
• Mint: Monnaie de Paris
• Country: Monaco
• Face value: 0.50

Gadoury MC125, Émission fiduciaire du Crédit Foncier de Monaco au type de l'Héracles archer de Bourdelle (monnaies de nécessité à cours légal, dites "jetons-monnaies")

• Metal: Silver
• Weight: 2.5 g
• Year: 1965
• Preservation: 1.3) AU-UNC
• Country: Switzerland
• Face value: 0.50

• Metal: Gold
• Weight: 8.75 g
• Year: 1965
• Preservation: 1.1) UNC
• Country: Monaco
• Face value: 0.50

G. 149 19.5mm