Seth Thomas "CRYSTAL DORIC No. 1" Crystal Regulator, c. 1913 Case: Cast brass and beveled glass with silvered dial, cut serpentine hands and raised bronze numerals. faux mercury pendulum. 11 inches tall. Works: Seth Thomas 8 day time and strike on cathedral gong. Year: Reference: Seth Thomas Clocks bt Tran Duy Ly Condition: Case: naturally and evenly oxidized . Works: excellent. In excellent original condition.