Astley Clarke Color 'Color Theory' enamel rings in 18 karat yellow gold vermeil, available exclusively from Astley Clarke. Designed by our creative design team, these collectable rings come in two widths and a myriad of seasonal colours. The medium Duck Egg Blue enamel ring measures 5mm in width and features a pale blue enamel inlay. 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 color and gemstones to suit your mood. We challenge you to add a little Astley Clarke Color to your jewelry 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.