Highly valued (6)
<span class="explanation-format__ClueExplanation">'<span class="explanation-format__original">highly valued</span>' is the definition.<br/ ><span class="explanation-format__explanation">(I've seen this in another clue)</span><br/ ><br/ >This is all the clue.<br/ ></span>
(Another definition for prized that I've seen is " Cherished".)
(Other definitions for treasured that I've seen before include "Prized, precious" , "Much-valued" , "Valuable" , "thought highly of" , "Darling" .)