Annie Fensterstock 18K Yellow Gold Burmese Ruby Crown Ring. This regal ring looks as if it would fit right in with the crown jewels! The fabulous 18k yellow gold and gem encrusted ring is brimming with rubies and diamonds and truly fit for a queen! It is a size 7.5 and measures about 16mm wide. If you're a king or queen of a different size, please contact CHURCHILL for custom sizing.