As my wrist are quite small, anything over 44mm just looks nearly clownishly large on me (like a 58mm on most others). I fact my fiancé (wife on Valentine’s Day) has a wrist slightly smaller than mine, so we can mix/match/swap watches. The 5066a is for her to match the 5167a for me as we are very active plus the 5066a uses an automatic/mechanical movement and not quartz as found in some other Patek women’s timepieces. Then again only I get to wear the just serviced by H. Stern 3970er J