This vintage Parker & Son K406 pocketknife is a rare find for collectors. The knife features a single lock blade and a brown bone handle. Made in Japan between 1982-1986, this knife is a great addition to any collection of modern folding knives. The manual opening mechanism adds to the convenience of use and the knife's unique design makes it a must-have for any knife enthusiast. This knife is perfect for everyday use or for collectors who appreciate the beauty of vintage items.