Genderwomens gemstoneopal length of earringsinch098approx25cm width of earringsinch059approx15cm jewelry typehoop earrings drop earrings stud earrings occasionparty business wedding bikini thank you beach graduation christmas gifts congratulations halloween housewarming office career birthday outdoor anniversary special occasion sports gift casual engagement daily valentine materialalloy opal shapeflower jewelry stylevintage simple style multi ways wear fashion