I believe this is the Lady Bulova 'F', as seen in this 1938 ad. 1937 looks to be the correct date, arrow on movement and leading '7' in the s/n. Non-original band. 1937 example in the database.
1937 Lady Bulova "F" nice example
1937 Lady Bulova F it is.
Beautiful watch Lhiggs, thanks for sharing it.
1937 Bulova Lady Bulova F
Thank you! It was my great grandmothers.