Refresh your wardrobe with the organic colour and dazzling sparkle of this green quartz and diamond frame cocktail ring from the EFFY™ Collection. Sterling silver 14.0 x 10.0mm emerald-cut green quartz in a talon-prong setting Diamond-lined beveled frame and polished twist shank 0.23 ct. t.w. of diamonds A family-owned New York-based business, EFFY™ has built a reputation for unrivalled quality and flawless craftsmanship, with a sense of individuality captured in every design.