Here's the exact same style (Unit and date too!) with a West Germany Stamp on eBay. I think the one you have posted is related.
Regimental Beer Stein 1896 99 Cavalry Lithophane Antique Old German Germany | eBay
Last edited by militariaone; 03-02-2014 at 08:41 PM.
Thanks Lance, probably why she didn't want to show pics of the base. Naughty gal!