performance these are distinctive watches with both classical appeal and ... on time rainbow the collection of watches shaped for exploits beyond the realms ... movements in the world of grand watchmaking 32 -the el primero chronograph the ... instructions for use warning keep the watch away from electro-magnetic fields e.g ... radio-alarm clocks tv sets hair-dryers or any ... induction instruments keep the watch away from all sources of heat do not ... use the stop-watch hand as a second-hand running nonstop ... before wearing the watch under water or in contact with water ... after swimming in salt water rinse the watch in fresh water sapphire crystal does ... of the elegance and accuracy of the watches and zenith still aspires to innovate in ...