Everything except the notifications has been available in watches such as the Citizen Satellite Wave and Seiko Astron lineup. There are E-Straps from Montblanc

Everything except the notifications has been available in watches such as the Citizen Satellite Wave and Seiko Astron lineup. There are E-Straps from Montblanc that can notify you among other things. There are also the "HOROLOGICAL SMARTWATCH" and "HYBRID MANUFACTURE" from Frederique Constant that could be interesting to you.