Here's where it's up to, FWIW:
I bought a front guard as a new, genuine part for my incredibly slow-moving 87 CR125 project. I've been suspicious of the colour as it seems too pink and not orange enough, but I've also got a rear that's the same colour.
Today I put it on the 250:
(My frame is too orange, but note the colour difference between the guard and the back of the numberplate...).
/