Former gold coin (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">former gold coin</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Other definitions for ducat that I've seen before include "tender once" , "Coin once used" , "Antique coin" , "Former European gold coin" , "Historical coin" .)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">former gold coin</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this before)</span><br/ ><br/ >This is the entire clue.<br/ ></span>
(Other definitions for guinea that I've seen before include "Obsolete gold coin" , "105p in old money" , "State" , "one pound and five pence" , "Sum of PS1.05" .)