Help with mark on spoon 13 mark



Hi hope someone can help me with this mark on a set of spoons I picked up today all there is a 13 mark???
Silver or not???

Probably 13 loth (.8125 silver fineness). Hence possibly, German but without any other marks that’s probably about as far as we can go.

Phil

Thanks Phil.

I did find similar info on line but wanted a second opinion.
Appreciate your time and thoughts.
Regards T