Half-grosz type without a mark under the crown, dated 1408-1410.
Staggered crown, trilobed as punctuation mark of legend.
Mint fresh condition, sharp luster falling into mirror, scarcity.
Very high grading of NGC - MS63.
Definitely recommended.
Obverse: crown, in the rim: +MONE (three-leaf) WLA(...);
Reverse: Eagle, in the rim:+REGIS (trifoliate) POLONIE;