Important Collectors Wristwatches,Po...
New York, Mar 23, 2005
English, dated ?21. 8. 1940.? Fine and rare model of a spring detent escapement with tourbillon regulator, helical balance spring and special balance.
C. Japanned wooden base, glazed dome. M. Circular brushed brass, full plate, cylindrical pillars secured by screws,going barrel, spring detent escapement with tourbillon regulator with 3-arm equidistant steel cage, 2-arm balancewith temperature and mean-time adjustment cylindrical bimetallic weights, free-sprung blued steel helicalbalance spring.Dim: Height with the dome 21.5 cm, base diam. 19 cm. In overall good condition