A William and Mary silver-gilt Trefid spoon

A William and Mary silver-gilt Trefid spoon, knife and fork,

the spoon by Thomas Issod, London 1680, the knife and fork unmarked,

the spoon with an oval bowl, the reverse of the bowl with a raised rat-tail and engraved decoration, the knife and fork with engraved tapering canon handles, steel blade and with two steel tines, length of spoon 17.8cm, approx. weighable 0.7oz. (3)