1990 clockwork orange seatpost size?

[stevext]

hi
After losing the original seatpost from my 1990 clockwork i'm wondering which size it is?.
can anyone enlighten me or else it's off to work to get the calipers out!.

Thanks in advance

stevext

 

[jimihendrix]

My 91 is 26.8, pretty sure a 90 will be the same.

 

[stevext]

Cheers mate.