This delicate adjustable ring with an opal-colour raindrop and cz stone is the perfect piece to add some subtle colour to your outfit. 925 Sterling Silver with Rhodium Plating. Adjustable from size L (EUR 50) to P (EUR 58) Internal diameter 1.61cm – 1.86cm. Band width 0.1cm. Round Irregular shaped stone (0.5cm x 0.3cm).