www.925-1000.com

Well... It turned out to be solid! 87% silver.

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Thank you all for your help I think you are right that it isn't genuine Russian marks. I can get a slightly better picture where you can see a blurry assay office letter but it and the head are definitely not as sharp as the sample images on the site.
Thanks again

My family is from Russia though and its been in the family I believe since pre world war II

Please help identify tea set I think silver plated