There are plenty of fancy smartwatches on the market. The Ernest Borel Cocktail Kaleidoscope Watch may not connect to your phone but creates trippy patterns as it displays the time. This particular version has a skeleton back, so you can see all the movement from behind.
Ernest Borel Cocktail Kaleidoscope Watch -- Gadgetify
This watch is completely mechanical. It is rare but you can find it on eBay.
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