10K GOLD Beautiful antique Victorian Australian opal hat pin

Beautiful antique Victorian 10k gold, Australian opal hat pin. refer to the pictures for details about the piece, including its weight, which is 1.6grams of solid 10k gold, its gold purity, which is 10k, as well as all of its measurements. the pictures don't do the opal justice, it's much prettier in person. the Victorian Era was from 1837 to 1901, while queen Victoria ruled over Great Britain and Ireland. The Victorian era saw revolutionary breakthroughs in the arts and sciences, which shaped the world as we know it today. These transformations led to many social changes with the birth and spread of political movements, most notably socialism, liberalism and organised feminism.