What is this sleeve diamond?

[Ron C.]

I think I have had this one for about 50 years at least. I even used to know what it was, but I forgot. What is it please?

Thanks,
Ron

[Erich B.]

It's for a Political Leader of the NS Hago (NS Handels und Gewerkbetreibenden Organization, or the National Socialist Organization of Tradesmen and Commercial Men).
Erich

[Ron C.]

Thanks Erich.

Ron