A 17th century silver seal top spoon

A 17th century silver seal top spoon, the mark in the bowl over-struck by another, the reverse of the stem with a lion passant, an unidentified mark and another mark which looks like TF conjoined rather than a date letter T, the top of the stem with a later mark S.A tapering faceted stem, the seal-top with traces of gilding and prick-dot initialled 'I.C', length 15.8cm, approx. weight 1.2oz.