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The largest independent, non-commercial, consumer-oriented resource on the Internet for owners, collectors and enthusiasts of fine wristwatches. Online since 1998. | |||||||
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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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Jeff,
Are we sure that its a Valjoux 72 in this watch? Longines did make a high-beat movement in the late 1960s called the Calibre 431, which ran at 36,000 bph.
Maybe this is the explanation?
dc
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