Charles I ‘Tower Mint’ Shilling, Silver, 5.50 grams, 29.74 mm. 
Group F, Bust 4.4, Under Parliament; Struck 1645 AD. 

Obverse: CAROLVS D G MAG BRI FRA ET HIB REX, crowned bust left 
with mark of value ‘XII’ behind and ‘eye’ mintmark.
Reverse: CHRISTO AVSPICE REGNO, square topped shield of arms, no CR, no mintmark. 

SE 2800. Fine.

With permission of TimeLine Originals (www.time-lines.co.uk), October, 2011