Natural black onyx stud earrings: 10mm,Large,Round 14K yellow gold post with friction backings Heavy unisex stud earrings, ideal for men looking for a bigger size. Tested for authenticity and quality assurance Packaged in our signature jewelry gift box Put on the perfect finishing touch with these simple stud earrings featuring 10mm natural black onyx gemstones crafted in 14k yellow gold. Secured on a post with friction backing, these larger sized unisex stud earrings are great for men and women.