An antique rock crystal and enamel swivel ring
One blue enamel side with applied gilt profile probably of James II below faceted rock crystal, the other cabochon rock crystal intaglio inscribed 'Omnia videt, Omnia audit, Omnia no fa't', to a reeded bezel and black enamel engraved shoulders, circa 1820, finger size O
An antique rock crystal and enamel swivel ring
One blue enamel side with applied gilt profile probably of James II below faceted rock crystal, the other cabochon rock crystal intaglio inscribed 'Omnia videt, Omnia audit, Omnia no fa't', to a reeded bezel and black enamel engraved shoulders, circa 1820, finger size O