excellent used car edition vintage 4 blade pearl pen knife made by Koeller & Schmitz Cutlery company in Solingen Germany. blades are full to mostly full and all 4 have good snap. the pearl handle scales are not cracked and the bar shield is pinned in place. some dark spots or discoloration on the carbon steel blades. this knife is very unusual in that it has pearl covering the back spring. please see pictures for condition. thanks for looking.