Define Wristwatch >>>
Ist Wristwatch ???
1st Certified Chronometer : Rolex
1st Auto WW : Fortis , Blancpain , Selza
1st On the Moon : Omega
1st Tourbillion WW : Lip
1st Tourbillion Watch : Brequet
1st Water Resistant watch : Rolex
1st 2 Button Chrono : Breitling
1st Otange Face Divers : Doxa
1st Quartz : Seiko
1st Perpetual Cal : Patek P
Source WT June 2006 , Dont shoot the Messanger ;-)