Originally Posted by Browns fan

I have a seiko kenetic diver most accurate watch I've ever owned I have had it about a year now spot on to the atomic clock maybe a sec difference I recommend manually shaking the watch about 200 motions a day to insure it's fully wound I read that on a seiko watch forum and so far it's worked well I love this watch it's replaced my tag as my fav watch I bought mine on eBay nib for 175.00