Tim and Bob: for the 5s/y TC watches, the crystals are likely hand picked and preaged. I believe each watch has its own table for thermocompensation. These thread are a little old but may be useful: http://forums.watchuseek.com/f9/thermocompensation-methods-movements-2087.html http://forums.watchuseek.com/f9/quick-presentation-heq-ezchronos-experiment-566907.html
Ronald _______________________________________________ time-nuts mailing list -- [email protected] To unsubscribe, go to https://www.febo.com/cgi-bin/mailman/listinfo/time-nuts and follow the instructions there.
