Not sure of exact age but was told its pre WW1. Some of the designs are a worn around base due to age. Thank you Creeklark for informing me the right description. This is a stein dedicated to the early 1900 Workers Movement.
The item "Vintage Workers Movement German Beer Stein WithPrism Top" is in sale since Saturday, December 29, 2018. This item is in the category "Collectibles\Breweriana, Beer\Drinkware, Steins\Lidded Steins\Germany".The seller is "sybariticstu" and is located in Olney, Illinois. This item can be shipped to United States.