A captivating 10. 50 carat London blue topaz is the centerpiece of this wonderfully glamorous 18ct rose gold cocktail ring. The natural asymmetric form of the topaz is framed by 1. 60 carats of blue diamonds. Designed with a high polish and a black rhodium finish surrounding its diamonds. Beautiful alone or in combination with other rings from our Dusty Diamonds collection. Also available with matching topaz earring drops. Bursting with natural character, the delicate imperfections of this glamorous ring reflect Annoushka\\\'s love of intense colour and the exquisite stones collected from her vast travels over sea. For a ring size not listed, please get in touch to special order in your size. Unsure of your size? View our ring size guide.