Set of movements and movement parts, key-wound or hand-wound, for collar and gusset watches. ATTACHED: - enamelled or metal dials, some signed American Marly Watch, Paul Ditisheim, F. Grottendieck, Longines, Bertrand Michaux, Auguste Thomas, Walthal, Zenith... - glass or plexiglass. - winders and miscellaneous. = as is.