(Unmarred means undamaged, unmarked, untarnished, or unaffected, often metaphorically)

Fortunately the museum's most valuable artworks were unmarred by the collapse of the ceiling.

The mayor's political popularity was mostly unmarred by his failed marriage.

Mr.

The opposite would be smooth, unmarred, or undamaged.

-'man' is the elvish root meaning good, blessed, unmarred. Aire is the quenyan word for holy.

Most 78s of this nature are worth very little money and are usually sold in lots. One in good condition with unmarred artwork might be worth twenty dollars or so. Mine is pristine and still worth less than the postage It'd take to ship to anyone.