Table knife set (6) - .750 silver - in antique silver

The knives are 24 cm long, the only octagonal-shaped handles are 9.8 cm long with a maximum width of 1.8 cm.
The punch mark shown above two handles of the knives is exactly the last one that can be seen in the attached photo, which corresponds to the title 750; it is indicated by the number 3.
They belong to the period of the Grand Duchy of Tuscany, Florence, from 1824 to 1832.
They are in excellent condition.
Total weight 520 g.