Australian silver kangaroo figure

A solid silver detailed figure of a Kangaroo sitting up on its hind legs, its head slightly turned and characteristically scratching its belly, and with a joey in its pouch - in its orginal fitted and marked box - marked for Australian Bush Designs and hallmarked for 999.8 purity silver and an unknown makers mark - total weight 59grms - overall dimensions 65 x 60 x 18mm - c.1980 Australia