This is a vintage Japanese crafted pocket knife made in Seki, Japan by Seizo Imai for Parker circa 1982-1984. It measures 4.25" long closed and features a synthetic handle and stainless steel blade. Seizo Imai was one Seki, Japan's finest craftsmen and most famous knifemakers of the modern era. His collaboration with Parker spanned nearly two decades. He made knives for Parker, Frost, Browning, Explorer, Compass, Condor, and many others, including his own brands Imax and Seizo Imai.