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Vintage Heuer Discussion Forum
The place for discussing 1930-1985 Heuer wristwatches, chronographs and dash-mounted timepieces. Online since May 2003. | |||||||
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Maybe in the mid 60s they changed the lume triangle (which was Radium on 1st Exec) to a non-luminous one because of radiation standards. Same as the change from Radium to Tritium nearly at the same time.
Best,
Manuel
: ... i think this is the only official document where we can see
: the bezel with non luminous triangle and square teeth.
: Maybe it was born for this intermediate case?
: Paolo
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