A Cased set of The Genius of Leonardo da Vinci silver medallions

A cased set of 50 'The Genius of Leonardo da Vinci' silver medallions c.1975, issued by John Pinches Ltd. all housed within a set of mahogany velvet-lined collectors drawers, each medallion 5cm diam approx 80ozt total Condition Report the case with signs of age and knocks, lightly faded, the medallions still in blister packs and as new