Vintage German Art Deco Sterling Silver Marcasite and Amethyst Grape Bunch Pin

For your consideration, an Art Deco era vintage grape bunch pin/ brooch, hallmarked Sterling, based on the construction attributed to German origin, featuring a grape bunch on a vine tree, with genuine amethyst "grapes" and dazzling leaves pavé with marcasites, absolutely stunning, would make a unique gift! Condition: excellent vintage condition, from a non-smoking environment. Please view the photos for size and details.