Murder in Montparnasse - S1-E7
Factual error: During scenes in the kitchen (when Bert and Cec hire Miss Fisher; when Butler the butler advises Dot about dealing with the hypocrite priest) a wall calendar is featured. It's nice that it shows the month of October, consistent with the continuity of the season, but it's not an October 1928 calendar, the days are all wrong. (00:21:25 - 00:27:15)
Answer: Louisa's watch was broken during the struggle to get away from her attacker.
Bishop73