There’s no way to replace the battery without breaking the device. iFixit performed a teardown of the Samsung Galaxy Ring and the conclusion is clear – if...
None of the samsung devices are in my book. Especially since they strive to physically destroy all of your devices if their certified services detected that you have done any servicing to it.
By the way, does anyone know if this also applies to replacing the software?
Because then, thanks to their e-fuses, flashing the original software will not save you either.
I think in this particular case people who can't afford/object to pay for a new ring every few years or so isn't the target market anyway. I can't really think of anything more "gadget for rich people" than a smart ring.