I have to believe that these cases and the back-plate are reproductions, not made by Heuer.

I don't know who made them, or when they were made, or why, but I have no reason at all to believe that they were made by Heuer. The finishing looks crude, by comparison to the genuine Heuers.

Jeff

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: Are they transitional in some way towards the later plastic cases?,
: perhaps with plastic crown to match the black pusher?
: Many Thanks
: David