8cm (3.1in) x 6cm (2.3in) x 1.6cm (0.7in)
Pressed brass. Of ovoid form, the lift off lid bearing a relief portrait bust of Nelson in full uniform, within a roundel, hair en queue, cloak gathered round just below the epaulettes, with the embossed inscription ‘ADMIRAL LORD NELSON’, superimposed over an embossed naval trophy of arms.