I'm agree: ugly straps and very expansive prices! I have got recently for my Pam. 6152 this strap ("Vintage 1950" is the name) by a member of ReepGeek (spiderman). I love it:
I have just finished my vintage PAM. 6152.....
1) DSN case, dial and hands
2) DSN plexy aged by me
3) DSN dial resin filled and aged by me
Enjoi the pics:
before the "cure"
After modding and aging
some pics on wrist:
with "Vintage 1950" Spiderstrap