Ah, legendary indeed. There was the 1976 yellow issue with the wonderful glossy (plastic) strap; the 1977 Denim issue, with the larger dial and much improved Ingersol movement which effectively used the expedient manufacturing techniques of pressed milk bottle caps; and finally the rarer 1981 red re-issue. The "doghouse" presentation boxes can sometimes be seen on ebay wedged between the much more common Omega "crater" boxes.
Of course, sticking click springs are not a known issue with these watches as the stem and crown usually fall out long before the lubricants congeal.
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