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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The place for discussing 1930-1985 Heuer wristwatches, chronographs and dash-mounted timepieces. Online since May 2003.
OnTheDash Home What's New! Price Guide Chronographs Dash Mounted Collection
I really should read all guesses before giving my own...
In Response To: I don't really know but I'll guess at... ()

Back to the drawing board...

: ... a 1000 series 510.501

: Long shot I know, but there's a tube of Smarties at stake and they
: now contain blue ones!

: David H

Current Position
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