Our birthstone collection is ever so popular - and looking at the pieces, it's easy to see why. These stunning stud earrings feature a genuine opal gemstone - the birthstone for the month of October. Made from 9ct yellow gold, they measure a dainty 7.5 x 5mm and weigh just 0.36 grams. Perfect for accessorising your party dress, they'll soon become your favourite pair of studs. For more birthstones, check out the similar products below.