Bidspirit auction | A CASED RUSSIAN GOLD, DIAMOND

A CASED RUSSIAN GOLD, DIAMOND AND GEM-SET BROOCH BY ”HM” - A Russian diamond and gem-set gold rope-twist egg brooch. Unknown master, St. Petersburg, before 1899. Hallmarks: maker's mark 'HM, ' 56, 875. Weight: 0.17 o., 4.9 g. D: 1 in., (2.5 cm.) Condition: Excellent.