Pre 1950. 1 1/4" by 1" w 1/2" H approx. Mark Hecho EN Mex 925 w ELM initials.
Neat little treasure box. Hinged back , tight lid closure. Shows age with light scratches and a few dings, one noticeable in upper left hand corner. Real aged blue/green turquoise cap set with rope finish base.
There is some powder dust like residue left from pills.