- Circulated King Charles I Great Britain England sterling silver shilling or 12 pence coin.
- Denomination given on coin by XII behind bust.
- Spink 2800, 5.64g.
- Scarce type struck at the Tower Mint under Parliament (mint mark P in brackets).
- Not dated, but issued between 1643/4 (P mint mark).
- Second Stuart Dynasty King, who was beheaded after the English Civil War.