A cork by WMF (Württembergische Metallwarenfabrik) of Germany is made of electroplated brass and cork. It measures about 1 3/4" long and 1 1/8" in diameter at the top.
An unmarked cork with a metal top and cork bottom. It measures about 3 1/4" long and 1 1/8" in diameter at the top.
These pieces are in pre-owned condition, but the WMF cork has scratches on the top.