EUREKA CLOCK CO. SERPENTINE BASE REGULATOR. The case has a nice gold wash finish with some tiny imperfections. The 4.25"porcelain dial is signed "Eureka Clock Co. Ltd, London"and is in good condition with bold black Arabic hour numerals and black minute markers with a seconds bit and black spade hands. Fast /slow regulator on the front. Patented massive balance wheel with beautiful balance timing screws and cap jewels. The hairspringis good and the large battery is present in the base. The clock is "No. 7035, Patent 14614, 1906". 8.25"W x 13"H x 6.25"D. Estimated Value $2,500 - 3,500.