Image 1 of 5 Image 2 of 5 Image 3 of 5 Image 4 of 5 Image 5 of 5 Vintage Peridot & Diamond Ring in 18ct Gold £699.00 sold out Large peridot central stone, surrounded by twelve diamonds. The ring is 18ct gold and is hallmarked. Ring Size: O Sold Out Added! Large peridot central stone, surrounded by twelve diamonds. The ring is 18ct gold and is hallmarked. Ring Size: O