You asked about this box:
I think this one was used for the De Luxe as it is a bit smaller than the Grande Luxe box and cost less as well. Ah, just noticed that this one doesn't really have a smooth top at all! I was fooled by the photography. Anyway, the one above is the one I was referring to.
100% agree with you that the smooth box with raised Omega was used for the Centenary as per this ad:
I'm just using the process of elimination here,
gatorcpa
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