Oris Caliber 400

Oris Caliber 400

Oris Caliber 400

The Oris caliber 400 is an automatic watch movement with a date. It has 21 jewels with a beat rate of 28,800, 4Hz. The calibre 400 has a power reserve of 120 hours (5 days) thanks to a twin-barrel design. Oris claims that the accuracy of this movement is rated at an average of -3/+5 seconds per day. The recommended service interval on the 400 is 10 years.

Some of the topics covered in this caliber listing:

Macro Gallery:

Oris Caliber 400 Macro 0 Oris Caliber 400 Macro 3 Oris Caliber 400 Macro 1 Oris Caliber 400 Macro 2

Dial Side:

Oris Caliber 400 Dial Side


Watches with this movement:

The Oris cal. 400 is found in the ProPilot

On March 27, 2023, Oris introduced a ProPilot X Kermit special edition with a lime green dial and a Kermit the Frog emoji on that shows up on the first of every month. Although this model has a unique datewheel, they did not issue a unique caliber number and still refer to it as caliber 400.

Additional Resources:

Note: This caliber listing is still being updated, but feel free to start discussions on it in the comments below…

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7 months ago

Oris aquis date calibre 400, so Great watch by Oris . I own the aquis calibre 400 for about 2 years without issue , warranty of course 10 years and service after 10 years . Already collectable watch. The part of 5 days power reserved is a hint for a mechanical watch .

Venus Caliber 178
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