You want durable and simple but also accurate?
Go SOVIET

I have two Vostok automatic watches. One from the early 1980s and one brand new one.

Both are 23 jewel automatic watches (copied Swiss movements) are reliable tough and accurate.
oh and CHEAP

http://shop.ebay.com/items/vostok?_dmd=1&_sop=12&rvr_id=139820034491&keyword=vostok&geo_id=1&crlp=1919183093_9414&MT_ID=475&tt_encode=raw

I have the Amphibian

I BEAT my watches to death and they keep going...

__________________
"I have no convictions ... I blow with the wind, and the prevailing wind happens to be from Vichy"

Current
Monika '74 450 SL
BrownHilda '79 280SL
FoxyCleopatra '99 Chevy Suburban
Scarlett 2014 Jeep Cherokee
Krystal 2004 Volvo S60
Gone
'74 Jeep CJ5
'97 Jeep ZJ Laredo
Rudolf ‘86 300SDL
Bruno '81 300SD
Fritzi '84 BMW
'92 Subaru
'96 Impala SS
'71 Buick GS conv
'67 GTO conv
'63 Corvair conv
'57 Nomad