*Otsby Barton used the Maltese Cross Hallmark to denote the rare pieces he worked upon himself. This gorgeous ring is one of those remarkable & VERY rare pieces! It dates from around 1905-1912, just before Otsby perished aboard the Titanic on his last jewelry trip to Europe. He was accompanied by his daughter Helene, who survived to carry the company into the 20th century. Helene Otsby never married & mourned her father for the rest of her life. This ring is extremely rare & highly…