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Very nice! Here is a watch that has one:

And this is what another watch with one looks like in motion:

It's a little pricey though ;)

Good grief: a chronograph too. As if the tourbillon isn't complication enough. Imagine how much it would cost to service.

If you can afford that watch the servicing costs will not be your main concern in life.

You can't afford not to have one.

At 190,000 I definitely can afford not to have one.