Marked ALM 813H 1 crown, another mark and then E5 on back.
Sized as a coffee spoon
Front has etched lines and two flowers one as a bud.
That’s a Finnish hallmark with the date code E5 for 1910, the town mark of Porvoo and the maker’s mark of A A Alm Oy [“Oy” designates a limited company]. I found the answers on this site.
Phil