A 20th Century Swiss lever in an engine turned Dennison silver half hunter case. Nickelled split three quarter plate keyless 15 jewel movement with going barrel. Plain cock with polished steel micrometer regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement, red gilt train wheels. white enamel dial with subsidiary seconds, bold Roman numerals, blue steel hands. Engine turned silver half hunter case with blue enamel chapter ring, ribbed middle. Shield shaped cartouche on the back cover with small monogram, silver cuvette, maker''s mark ''ALD'' in a rectangle and ''Dennison Watch Case Co. Ltd. - Special''.