An early 20th Century Swiss lever in a Dennison silver open face case. Gilt split three quarter plate keyless movement with going barrel. Plain cock with polished steel micrometer regulator, compensation balance with blue steel overcoil hairspring. Club foot lever escapement. White enamel dial with subsidiary seconds, Roman numerals, blue steel hands. Engine turned silver open face case, vacant shield shaped cartouche in the centre of the back, ribbed middle. Silver cuvette, maker's mark “ALD” in a rectangle and marked “Dennison Watch Case Co. – 2oz.