A stunning gold ring lost at a medieval castle in Slovakia over 700 years ago has been rediscovered. The jewelry was likely worn by a bishop and includes an unusual Sri Lankan reddish-purple sapphire set in a band flanked by lions...Beljak Pažinová led a team of researchers in studying the ring, which was discovered at Zvolen Castle in central Slovakia. A treasure hunter found the ring in 2001, but archaeologists didn't receive it until March 2023...Although rings were common accessories for both men and women in medieval Europe, the discovery of a gold ring with a valuable gemstone is extremely...