Brand: Anchor Hocking Fire-King Series: Philbe Type: D-handle mug Style: Early, thick/heavy type, weight 330g Markings: Early marking (bottom) Gothic, 1940s Color: Sapphire Blue Size: Approximately 8.7cm height x 8.2cm diameter Condition: Chip on the bottom rim (see image), condition is like new There is a chip on the outer corner of the bottom. Philbe Sapphire Blue was produced from the 1930s to the 1940s, and the heavy type & early markings are particularly difficult to find. Without the chip, this item would be worth 20,000 to 30,000 yen.