I was thinking perhaps the sapphire has a Russian provenance. It might be one of the sapphires King Willem III inherited from his mother Queen Anna Pavlovna through his brother Prince Hendrik.
--Previous Message-- : The last tine we've seen this brooch by Maxima : was during the pre-wedding gala of CP Felipe : in Spain. : : --Previous Message-- : HM with the round diamond and sapphire : brooch : at the closing concert of the turbulent : Russia -Netherlands year: : : : : : : :