Gears and springs are what make these watches go!
Manual watches require winding to power the movement.
Automatic watches are wound through wearing or by placing on a watch-winder.
Lord Elgin manual wind $150
Vostok Arktika $250
Swatch Automatic $150
Red Star Manual $250
Gruen manual wind $250
Aragon NE57 $175
Marbonni $150
Seiko Automatic $175
Invicta Rose Gold $750