A Portuguese silver ewer and basin

A Portuguese silver ewer and basin
Circa 1760, unmarked
The shaped oval basin with fluted sides and shell, scroll and shell border, the ewer on shaped circular foot cast and chased with flowers, scroll and panels of matting, the lower part of the body chased with a shell and with shaped rim and lip, with leaf-capped flying scroll handle, engraved beneath the lip with a vacant rococo cartouche
The ewer 13in. 33cm. high
The basin 18in. (45.5cm.) long
74oz. (2,331gr.)