Medal commemorating British Commerce and Queen Victoria's Diamond Jubilee

Medal commemorating British Commerce and Queen Victoria's Diamond Jubilee, 1897. Obverse: Bust of Queen Victoria, laureate, crowned, in low dress with orders (left). Legend: (outer) 'VICTORIA D : G : BRITT . REGINA . F : D : IND : IMP:'; (inner) 'IN . COMMEMOR . AN . REG . SEXAGESIMI.' Below: 'MDCCCXCVII.' Reverse: Port broadside view of a three-funnelled liner under steam; below, between the eastern (left) and western (right) hemispheres a partial view of a locomotive under steam within an inscribed circular band, 'BRITISH COMMERCE 1837 1897', supported by caducei.