Hi wwh! Dunno about the coin, but it could be the 'Kukri' (see link below for the picture as well as description.)

http://nepaliexporter.com/files/british_gurkha_knife.htm

I had vaguely heard about the 'gurkha knife' (I didn't know it was called 'kukri' either) until you asked me this question, and google enlightened me.

The things you learn...

Thanks!

PS: How come the links I post are not blue and underlined and ready-to-click?!!