Completely handmade in my studio. This OOAK, one of a kind, .935 Argentium silver ring sized 10.25 US features a Royston Turquoise crescent moon shape. Wrapped in .999 Fine Silver and adorned with a marbled, genuine 5mm faceted Mexican Fire Opal. This measures 20mm W across the moon through to the opal. From tip to tip of the moon measures 17mm tall.