A:AnswerIt comes with 2 band sizes - either small and medium OR medium large. Apple shows the band size as S/M
Band fits 140–190mm wrists, M/L
Band fits 160–210mm wrists. I would think you would need the small / medium. My wife uses the medium band. Both bands are adjustable to a point. Band are available from Apple and 3rd parties in all kinds of materials styles and sizes.
A:AnswerIt is the SE second generation. It is not a SERIES 8 or earlier Series watch. Basically it is a stripped down Series 8 w/o the EKG and O2 apps and 1mm smaller,
A:AnswerYes. The app is in there. I have not used it bybsetting on watch. I use my phone and unless car is using Bluetooth, phone does not tell me directions. I travel a lot and quickly realized that my watch kept vibrating. Thought I had a message. Nope, just a quick glance at watch and I knew a turn was coming up. Has really helped.