Blue Serpent Clock Egg
... that the Blue Serpent Clock Egg is the first Tsar Imperial Fabergé egg to feature a working clock?
... that the <b id="mwFv0"><a class="mw-redirect" href="./Blue_Serpent_Clock_Egg" id="mwFv4" rel="mw:WikiLink" title="Blue Serpent Clock Egg">Blue Serpent Clock Egg</a></b> is the first <a href="./Tsar" id="mwFv8" rel="mw:WikiLink" title="Tsar">Tsar</a> Imperial <a href="./Fabergé_egg" id="mwFwA" rel="mw:WikiLink" title="Fabergé egg">Fabergé egg</a> to feature a working clock?