Amazon has the Invicta Men’s 6997 Pro Diver Collection Kinectic Energy Watch for just $62.99 shipped, originally priced at $495. Unlike other watches, this model “functions without a battery; powered with the movement of your arm.” Product page.

A solid stainless steel case and stainless steel bezel gives the Invicta Men’s Pro Diver Collection Automatic Watch a rounded look. A sporty, yet fashionable yellow polyurethane band is held safely with a buckle style clasp.

[via Amazon]