243k where the k indicated a 84mm knife. This was before SAK models were given names.
It is a direct descendant of the original Swiss Officier knife and a predecessor of the current Spartan. It is in very good condition except for the rear scale (2nd & 4th pictures) & point of the small blade (1st & 2nd pictures). Both blades have been sharpened.
The following can be used to date this SAK. Thumb Nail Nick at middle of blade - unknown date old (8th picture). See text and pictures for a complete description.Any questions or problems/inconsistencies with this listing, please contact me.