A reversible gold stick pin set with rubies to one side and diamonds to the other designed as a winning post by G de Ansorena of Madrid, the lid of th

A reversible gold stick pin set with rubies to one side and diamonds to the other designed as a winning post by G de Ansorena of Madrid, the lid of the original mirror backed case set with what appears to be a Duke's coronet above a monogram with the initials B & C