S2754-1 Crown (1625-1628)
O
King on horseback left, horse caparisoned with plume on head and crupper, type 1b, castle mintmark
CAROLVS D G MAG BRI FRA ET HIB REX
R
Square-topped shield with arms (lion, fleur de lis, harp) with plume above; castle mintmark
CHRISTO AVSPICE REGNO