M100 COSC

Manufacturer unknown

Movement specs haven't been curated yet for this caliber — the list below is auto-generated from every watch in the library that reports M100COS (and its variants) as its caliber.

Watches using this caliber (2)

Serica Ref. 5303 Diving Chronometer

Diving Chronometer

Ref. 5303 Diving Chronometer

3 variantsRef. 5303 Diving Chronometer

39mm·Automatic·300m WR

Serica Ref. 6190 Field Chronometer

Field Chronometer

Ref. 6190 Field Chronometer

7 variantsRef. 6190 Field Chronometer

38mm·Automatic·200m WR

M100 COSC Movement — Specs & Watches | lug²lug