. Style: Dress / Brilliant Cut / mixed Setting. Colour: White / Blue. Material: 18ct Gold / Sapphire / Diamond. Condition: refurbished. Size: O. Brand: . Diamond carat range: 0.50ct - 0.74ct. Birthstone: September. Gender: Female. Age group: Adult. Diamond cut: Brilliant. Setting style: mixed. Ring style: Dress. Department: rings. William May has been involved in the British jewellery industry since 1825 and we\\\'re extremely proud of our rich near-200 year heritage. As an independently-owned company, we supply a vast array of exquisite new, pre-owned & vintage jewellery that you simply won\\\'t find in a high street store. Pre-Owned 18ct White Gold Sapphire & Diamond Halo Ring - Female - 18ct Gold / Sapphire / Diamond - White / Blue