The old times in Greece doesn't mean floods of money or economical development. The grand political achievement of the last century for a country like Greece was to enter the EU. A goal achieved during the republic. There's no threat from Moscow to remember the influence the RF had in keeping the country outside the comunnist aura.
If the restoration thing was the key point to re-wear this tiara, probably Frederika had in mind the various restorations the country saw during the last two centuries.
Unfortunatelly, it won't happen again. Few few possibilities.
--Previous Message-- : That would be a ground for an embargo as well : (like the embargo laid down in the Will of : Wilhelm II that he did not want to be : interred in the Hohenzollern crypt as long : as the monarchy was not restored in : Prussia). : : But in this case such an embargo on jewels : is more or less useless and only 'punishing' : the descendants which have no any influence : on the desire for a restoration of the : monarchy. Even in this hour of greatest : (economical and social) worries for Greece, : there is no call for a return to old times. : : I think we will never know why it lasted 30 : years after Queen Frederika's death to see : this sparkling jewel again. Maybe it simply : had to do with death duties which expire : after a time? Who knows? : :