These all have case back 2656, why are they priced so high?
http://www.truetime-168.com/goods.php?id=155 Shop price: $1558
http://www.puretime.watch/product/santos-100-ss-white-dial-on-black-leather-strap-swiss-eta-2892/ US$ 1458
http://www.truetime-168.com/goods.php?id=155 Shop price: $1558
http://www.puretime.watch/product/santos-100-ss-white-dial-on-black-leather-strap-swiss-eta-2892/ US$ 1458