Wacth Design For Visual Impairments

These are few links to the similar products (watch for blinds using audio and braille tecnique)

http://seiko-kinetic-watches.watch-universe.com/seiko_products_pages/braille_watches.htm

http://blog.modernmechanix.com/2007/01/08/wrist-watch-for-the-blind/

http://www.musketeer.ch/watches/blind_mans_watch.html

http://www.maxiaids.com/store/prodList.asp?idCategory=73&idstore=0

http://www.amazon.com/exec/obidos/ASIN/B00013KTVQ/nextag-hpc-20/ref=nosim

Braille Numbers
http://www.afb.org/braillebug/braille_deciphering.asp