9ct Yellow Gold 5mm Looped Knot Stud Earrings. 10-01-220. These 9ct gold looped knot stud earrings are perfect for everyday wear and are a beautiful addition to any jewellery lover\'s collection. Completed with secure post and butterfly fittings. All our gold jewellery is designed and crafted within our very own workshops in Ashbourne, Derbyshire where a team of skilled craftsmen transform the natural materials into these stunning pieces of jewellery. You can find other matching gold gold jewellery on our website. All articles are lovingly and securely dispatched with our elegant jewellery packaging.