British Rock Ring — .925 Silver with Mystic Quartz & Union JackOne shank carries the Union Jack the flag's cross and diagonal lines carved into oxidized sterling silver. Flip the ring and the other shank shows an electric guitar with musical notes flowing from the neck. Between them, a 11. 6mm 9mm Mystic Quartz shifts from deep purple to electric green to ocean blue as you tilt your hand. Around the bezel: "Time you enjoy wasting, was not wasted." This British rock ring is 17 grams of solid . 925 sterling silver