Silver or silverplate?

[Numischile]

Hi,
Can you help me With this spoon, the weigth is 24 grms, Marks: Ercuis, O E 18
What does it mean O E 18 ???
Thanks
Greeting from Chile
the pictures:


http://i274.photobucket.com/albums/jj251/numischile/DSCN1800_zps12619c6d.jpg
http://i274.photobucket.com/albums/jj251/numischile/DSCN1801_zpsb4d3dbaa.jpg

[JayT]

Hello - Ercuis is a French maker of silverplate. In France a maker’s mark in a square indicates that an object is silverplated. OE stands for Orfèvrerie Ercuis; 18 represents the number of grams of silver used to silverplate a certain number of pieces of flatware. Hope this helps to clarify.

[dognose]

The printed Trade Mark of Ercuis:



They were established in 1867.

Trev.