Medal commemorating ship construction in Venice

Medal commemorating ship construction in Venice. Obverse: A female figure standing at a table pointing with compasses at a design upon it, the winged lion of St Mark lying (right), holding in her left hand the model of a ship. Legend: 'PONDERE ET MENSVRA.' Reverse: Covered dry dock with hulls under construction, smoke issuing from one of them in centre, boats in the foreground. Exergue: 'DEI OPE ROBUR ET CONSILIUM PRAEVALUIT MENSE MART: A . MD CCXCIIII.'