Look into Bangle.js, it's what I have, it fits some, not all of your requirements.
It's open source, both the hardware and the software so no lock ins whatsoever.
They advertise a 2 week battery, mine lasts closer to a month between charges.
You have to install any features you want (every feature is opt in, not opt out).
There's no speaker, microphone, or keyboard though, so no calling or texting straight from the watch. It's currently £77 before shipping.
In the US if a police finds cash on you they can steal it via Civil Asset Forfiture. Some police departments near airports rely on this income for funding.
If the US Feds label you a terrorist, without trial they can either freeze or steal the money you have in US owned or US friendly banks.
If Visa and MasterCard don't like something they might prevent you from making a purchase with your debit card. Such as X-rated games and movies.
The promise of stable coins is meant as a work around to these kinds of issues. In reality you have to trust the stable coin issuer more then the US Feds.