Chronometer movement in brass cage, fitted with dial and hands, lever escapement, Guillaume balance, steel hairspring, in mahogany case with glass top. One removable cage containing detent escapement, new patented Elinvar hairspring
- Time Measurement
- Object Number:
- balance wheel rim: nickel, steel, balance-spring: steel, hairspring: elinvar (alloy including nickel, steel and chromium)
- chronometer, guillaume balance, balance spring, balance wheel, detachable frame, detent escapement, hairsprings, lever escapement, spring-driven clock
- furnishing and equipment
- measuring device - instrument
- Mr. Paul Ditisheim
- Permanent collection
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