sam_white
Diamond Back Fan
As you're still active on the forum, user @Dface has recently posted of a Clockwork with a very similar frame number, A309A0628Re: Help!! Is this an Orange??
Thanks for all the info folks.
Just going back about the serial number issue my 93 clockwork also has a letter A in the middle of the number.
A309A0131
Thread is https://www.retrobike.co.uk/threads/help-working-out-year-of-orange-clockwork.479647/