Victoria 1880 Sovereign, 2nd 8 over 7, WW buried, small BP, long tail oval countermark upon Spanish Four

oval countermark upon Spanish Four Reales of King Charles IIII (1788-1808)

with a good clear reverse reading for this extremely rare enigmatic Mint

McDonald 149

a female captive seated below on right

Victoria 1880 Sovereign, 2nd 8 over 7, WW buried, small BP, long tail oval countermark upon Spanish FourVictoria (1837 1901), gold Sovereign, 1880, second 8 over 7 in date, first young filleted head left of the third style, WW buried in truncation for engraver William Wyon, date below, Latin legend and toothed border surrounding, VICTORIA DEI GRATIA, rev. St George and dragon right, long tail to horse, one extra spur of hair in upper left curve, date in exergue, small B P initials to upper right, only the P visible, weight 7. 97g (Bentley 315; Marsh