. Style: Brilliant Cut. Colour: Yellow / Blue. Material: 18ct Gold / Topaz / Diamond. Condition: refurbished. Size: 6.00mm x 12.00mm. Weight: 2.7 g. Brand: . Diamond carat range: 0.25ct - 0.49ct. Birthstone: December. Gender: Female. Age group: Adult. Diamond cut: Brilliant. Pendant style: Gemstone Set. Solid/hollow: Hollow. Department: pendants. 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 Gold Blue Topaz & Diamond Drop Pendant - Female - 18ct Gold / Topaz / Diamond - Yellow / Blue - Size: 6.00mm x 12.00mm - Weight: 2.7 g