Description: Slim pillarless three-quarter plate keyless movement (33.5mm diameter), with the earliest form of keyless winding and hand-setting as originally designed and patented by Adolphe Nicole, with their serial number stamped at the foot of the cock ‘4362’. Duplex escapement retaining the ruby jewel. Compensation balance, spiral balance-spring. Signed ”E J Dent London’ copper enamelled dial with sunk seconds at 6. (A)
Additional Info:
Please note that the earliest type has the intermediate wheel which is permanently attached to the setting wheel. (A)
Antiquarian Horology 
