Astley Clarke Colour 'Colour Theory' enamel hoop earrings in 18 carat yellow gold vermeil, available exclusively from Astley Clarke. Designed by our creative design team, the Sea Shell white enamel hoop earrings feature an of ivory white enamel inlay. The designer earrings measure 1mm in width and have an inner diameter of 64mm. As girls we know that one is never enough, so each piece in the collection has been designed to seamlessly fit together, enabling you to layer colour and gemstones to suit your mood. We challenge you to add a little Astley Clarke Colour to your jewellery box and not notice the difference... a word of warning though, the combinations are limitless and the more you have the more desirable they become.