Alexander Mikhailovich, Grand Duke of Russia

Fine and rare solid gold imperial Russian presentation lapel pin, commissioned by Grand Duke Alexander Mikhailovich (1866-1933), from the American jeweller Tiffany, for his six month royal visit to USA in 1929, enamelled in purple and white with his cypher 'AM' in Cyrillic, surmounted by a Russian imperial crown, signed 'Tiffany' on the back, in original case.