Heuer Montreal repairs

[motordave]

My friend has a Heuer Montreal Chronograph like this but the second hand has become loose and the case is abit scratched. How much would it cost to get the mechanism sorted or is it worth him getting it fully tidied up?

[Slagathore]

[url]http://www.heuerboy.com/home.htm[/utl]

He might be able to help!