Both are Automatic watches and front loader watches. (Movement comes out the front once crystal and stem is removed)
A Omega parts account watchmaker can service these and get them up to decent time keeping.
Ask him to take a few pictures of the movement and inside back of the case for model #s
Those flexfit bracelets are not the best for the lugs of these watches so I would remove them if I was you.
They don’t seem to be in to bad of shape from the pictures. Service and a new or polished crystal
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