We've found your perfect birthday party earrings if you're born in January - our 9ct yellow gold stud earrings featuring a 3.5mm round garnet gem - the birthstone for January. With an Andralok fastening, there's no need to worry about losing fiddly butterfly backs. Made with genuine garnet gemstones, they're the best treat from you to you. Weighing just 0.26 grams, you can wear them all day comfortably.