Follow along with the video below to see how to install our site as a web app on your home screen.
Nota: This feature may not be available in some browsers.
Hola.
ya esta, ya he encontrado la respuesta: si hay cuarzo.
https://relojes-especiales.com/threads/review-tag-heuer-aquaracer-500m-ref-waj2110.127749/
gracias igualmente.