A quick Google suggests that the partnership didn’t last long and folded a long time ago. It sounds like they’re quite well-regarded in the modern knife-collecting world.
IIRC the wife said that she at least paid for it at a pre-Christmas craft fair in Edinburgh, but so many women had taken one look at the stall and seen an obvious gift for partner that they were reduced to selling pieces of paper that said “we promise to send you a nice knife in the new year when we’ve made some more”.
I like how the brass fittings have picked up a nice patina in the ensuing ~25 years. Although after looking at close-up photos I’ve rubbed that one bigger bit of grot off