I bought this knife in the late 80's? The blade measures 2 3/4" and closed it is 3 3/4". Which model is this and what steel was used for the blade? One side of the blade says Spyderco and the other says Seki-Japan. Thanks for all replies in advance. See Pics:
http://home.att.net/~ktleung/wsb/media/74773/site1114.jpg
http://home.att.net/~ktleung/wsb/media/74773/site1115.jpg
http://home.att.net/~ktleung/wsb/media/74773/site1114.jpg
http://home.att.net/~ktleung/wsb/media/74773/site1115.jpg