There is a dude on eBay that is selling original Grado cables for pretty cheap, if you are into soldering.  

I've owned a pair for over ten years, now. I absolutely love them! I bought them second hand off eBay for $50. They are still like new. They really sound better with age, in my opinion. It takes some serious burn-in time to get them to their best state. I own a pile of cans but these are always...