King George V - Silver Jubilee Medallion

Lovely old medallion commemorating the silver jubilee of King George V and Queen Mary. In decent used condition. No markings I can see to give a clue on the metal used (Aluminium possibly) or who made it so please take a look at the pictures and ask any Q's before bidding.

please see my other listings as more than happy to combine postage to save costs. I send everything 48hr Tracked with Royal Mail.