CALIBER/browser
CORPUS EXPORT · 12269 calibers · 59387 family views · round round/2026-09-08Compiled from app/public/data/ · corpus 70c0140eba.

Watch model

Sinn 903 St

Sinngrain: referenceref. 903.040
no sourced photograph

No round has proven an image for this record. An image is written only where the brand’s own page ties the picture to the reference — by its structured data, or by the reference appearing literally in the asset URL. Position in a gallery is not proof, so where nothing proved the pairing nothing was stored.

See Sinn 903 St on Sinn’s own page ↗

Movement

Valjoux / ETA 7750

Grade not disclosed by the source; the edge points at the grade-unknown execution.

Published as Valjoux 7750.

La Joux-Perret 8000

Grade not disclosed by the source; the edge points at the grade-unknown execution.

The brand publishes a caliber name of its own and no source in this corpus states which physical design it contains, so this edge sits on the designation rather than on a caliber. The claim is not weaker for it — it is simply narrower than a design.

Attributes

Catalogue presence
brand_filed_past
Published watch technology
low_pressure_resistant
Published watch technology
anti_magnetic_din_8309

Sources

  1. 1
    sinn.de
    https://www.sinn.de/en/watches/archive/903-st.html
    manufacturertier 1retrieved 2026-08-293 facts on this page
  2. 2
    Internet Archive
    https://web.archive.org/web/20091204071958id_/http://www.sinn.de:80/Modell/903_St.htm
    archivetier 2retrieved 2009-12-041 fact on this page
  3. 3
    Internet Archive
    https://web.archive.org/web/20240229224039id_/https://www.sinn.de/en/Modell/903_St.htm
    archivetier 2retrieved 2024-02-292 facts on this page
  4. 4
    Internet Archive
    https://web.archive.org/web/20050313072955id_/http://www.sinn.de:80/sinn-uhren-2000/online-shop/Modelle/mod-903-st.htm
    archivetier 2retrieved 2005-03-131 fact on this page
  5. 5
    Internet Archive
    https://web.archive.org/web/20050313094324id_/http://www.sinn.de:80/sinn-uhren-2000/online-shop/Modelle/datenblaetter/903st.htm
    archivetier 2retrieved 2005-03-131 fact on this page
  6. 6
    Internet Archive
    https://web.archive.org/web/20090314020101id_/http://www.sinn.de:80/onlineshopPRO/TEMPLATE/index-ka.php?id=903.040
    archivetier 2retrieved 2009-03-141 fact on this page
  7. 7
    Internet Archive
    https://web.archive.org/web/20091208062318id_/http://www.sinn.de:80/sinn.php4?Modell=38
    archivetier 2retrieved 2009-12-081 fact on this page