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You're correct that there is no distinct mechanical "clutch" (such as a horizontal or vertical clutch), but instead I believe these work via a direct friction coupling (as a "crude" clutch, in a way), something like this in the following image of a Lemania 1341. This one has a central minutes record

In fact, no brands to my knowledge aligns the crowns the correct way up. There are a couple of reasons for this. First is the Daytona use a Triplock. This has a gasket inside the crown everytime you screw it in, which compresses. Over time as the gasket wears out from multiple screw/unscrewing, this

Its easy to take for granted the features on the watch. Eg "why can't I just have a 60m subdial counter?". It makes sense when you start putting yourself in the watchmaker's shoes, and start imagining the designs for yourself - which in this case, the thought process is brilliantly illustrated by Ha

No complex mechanisms. It is a hand that can be seen on the caseback side, and makes a full revolution once every 366 days. It simply points to a disc which has properly spaced, varying month lengths between 29-31 days. The reason this was done is because it conveniently ties in with another complic

You meant the SBGW231, not the 031 correct? The 031 was prior to rebranding, which shows Seiko on the dial at 12, and GS at 6. The 231 is what you have on your wrist I believe. I have a little reservation of the new manual wind springdrive, because of the odd design choice of seemingly random holes

These are the kind of watches are always worth a closer look due to how different they are versus more conventional watches. And as you've illustrated, its not just the movement. One thing that I find particularly exemplary is the vapor deposited medallion and tracks - the edges are incredibly sharp