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Extreme close up of pocket watch with exposed machinery working twenty minutes in 4K time lapse -
Extreme close up of pocket watch with exposed machinery working from 5:25 to 5:58 in 4K time lapse -
Extreme close up of pocket watch with exposed machinery working from 4:50 to 5:19 in 4K time lapse -
Extreme close up of pocket watch with exposed machinery working for a minute starting in 4:45 in 4K time lapse -
Extreme close up of pocket watch with exposed machinery working from 2:35 to 3:45 in 4K time lapse