Do you have a sharpmaker? If not, I'd go with that and still have about $100 left over. Perfect for a Caly 3.5. (Disregard this if you have a sharpmaker/other sharpener)
Caly 3/3.5 in CF and ZDP, Sage 2, 3, or 4, Chap 1. Techno and Military are just a few bucks over $150.