DUKE OF YORK CREST AND MOTTO GREEN ONYX INTAGLIO SIGNET RING: Circa: 1900-1920. Also the motto for York University. 14K yellow gold with a 16.00 x 13.00 mm oval shaped green onyx tablet carved depicting a double headed eagle, coat of arms and ribbon with inscription ''TENTANDA VIAEST'' (The Way Must Be Tried). The onyx is bezel set. Size: 4 1/2, 10.0 grams.