875 unindentified mark

[skeminis]

875 in rectangle, no more information

[amena]

insufficient information

[dognose]

Hi,

Welcome to the Forum.

Your question cannot be answered without the required images.

How to Add Images

Posting Requirements

Embedded images get a far greater response than just posting links.

Remember to use the 'Preview' button before submitting your post.

Trev.

[skeminis]

(admin photo edit - images too large - link only - see Posting Requirements )

[DianaGaleM]

It most likely refers to the silver content: 875/1000 or 87.5% pure. If so, the piece may be Russian. See this page on silver standards:

http://en.wikipedia.org/wiki/Silver_standards