This is not a 5 Rupees - Wilhelm II Uniface pattern, but a misstruck Krieger Verdienst medal.
See https://www.zeno.ru/showphoto.php?photo=75865 & https://www.zeno.ru/showphoto.php?photo=76047
If you look at the reverse of the medal, you will notice the imprint the reverse of the Krieger Verdienst medal and of the eagle on the helmet (picture is upside down. This effect occurs if two flans are struck simutaniously, as shown in this picture:
