I've only seen one, and yes the thinking at the time was that the civilian version would be more desirable after decommissioning. And yes, there were still traces of the fixed bars visible after conversion. The only reason it was done in the first place was to enable it to be worn with a bracelet rather than a NATO strap. I'll post some shots if I can track it down again. Here's one on the Antiques Roadshow, not particularly well appraised by the expert though: http://www.bbc.co.uk/programmes/p02dl7lc